Rolls-Royce Archives

Rolls-Royce Experimental Archives: Box ExFiles\Box 61a\1\        Box Selection

IdentifierEntry
scan0001 Criticising the design of an electric tail lamp fitting as flimsy and not weatherproof, suggesting a more robust screw-up contact.
View original record R.R. 476 (50 H) (X 131. 7.10.11). E.P 199. X1357 ROLLS-ROYCE LIMITED, 14-15, CONDUIT STREET, LONDON, W. TELEGRAMS: "ROLHEAD," LONDON. TELEPHONES: 1654, 1655, 1656 GERRARD. DEPARTMENTAL MEMO.…

scan0002 To Mr. Johnson regarding the difficulty in getting a good electrical contact on tail lamps.
View original record R. 476 (50 H) (X 131. 7.10.11). E.P 199. ROLLS-ROYCE LIMITED, 14-15, CONDUIT STREET, LONDON, W. TELEGRAMS: "ROLHEAD," LONDON. TELEPHONES: 1654, 1655, 1656 GERRARD. PN18/WH4112. DEPARTMENTAL MEMO. This…

scan0003 Monograph on the theory and practice of Acetylene and Electric headlamp design, Part I covering the production of a suitable beam.
View original record 1070 THE AUTOCAR, November 23rd, 1912. Autocar Head Lights. A Series of Three Elementary Monographs dealing with the Theory and Practice of Acetylene and Electric Head Lamp Design. By D. H. Ogley.…

scan0004 Page from 'The Autocar' magazine discussing the optical principles of vehicle headlamps, including lenses and reflectors.
View original record THE AUTOCAR. November 23rd, 1912. These form a diverging beam, and since, as we proved before, the intensity of illumination falls off as the square of the distance, the arrangement would be of little…

scan0005 Comparative tests of C.A.V. and Lucas lamps, detailing light distances and weights.
View original record TBB27/L41212 X.294. X1357 1354 With regard to the C.A.V. lamps, we have made comparative tests of the smaller model (F) and the larger model (G) whihh you were not in favour of, and a Lucas No.G66.…

scan0006 Preference for smaller 'F. medium' headlamps over the larger 'G. large' type, with remarks from Mr. Royce.
View original record X.1357. X.206. X.294. Re Lighting Dynamos and Outfits. --------------------------- W. to S. TBB7/L6113. Mr. Cowen 6-1-13. You will remember we used to fit as standard the very large head lamps "G.…

scan0007 The C.A.V. Dynamo and lighting system for chassis 2301.
View original record X.1357. AW/SM20/L22.4.13. X.206.-REPORT ON CHASSIS 2301. C.A.V. Dynamo . Thecar is fitted with a C.A.V. Dynamo Mr. Stewart Burt in his report on chassis 1945 Loeffler says that car is fitted with…

scan0008 Internal inquiry regarding experience with the Besnard make of head lamps for a customer, Mr. Balamanca.
View original record R.R. 657. (100H) (XX. 426. 18.9.13) E.P. 4985. ROLLS-ROYCE LIMITED, NIGHTINGALE ROAD, DERBY. TELEGRAMS: "ROYCAR," DERBY. TELEPHONES: 476 (FOUR LINES). X 1254 Names and Indicating letter. Initial of…

scan0009 Response to Mr. Salamanca's enquiries regarding the fitment of Bosch dynamos and Besnard head lamps.
View original record S.R. 582a (100 T) (S.G. 643, 19-2-20) G. 2618 X 1357 B. Sch27/B91213. . X.796. X.945. X.1357. Referring to Mr. Salamanca's enquiries re Bosch dynamo; kindly note, we are unable at the present to…

scan0010 Request to conduct comparative tests on the lighting intensity of various headlamps.
View original record R.R. 637. (100H) (WW. 508. 1.7.14.) E.P. 6884. ROLLS-ROYCE LIMITED, NIGHTINGALE ROAD, DERBY. TELEGRAMS: "ROYCAR," DERBY. TELEPHONES: 476 (Four Lines). Names and Indicating letter. Initial of person…

scan0011 Comparative tests on the power of light of various types of head lamps.
View original record From Exp. Dept. Copies for: J. R. Da. Na. X.1357 Wor/Hy31/L191014. Oct. 19th. 1914. X.1357 Report on comparative tests on the power X.1369 of light of various types of Head Lamps. The test described…

scan0012 Results of tests comparing different 12-volt light bulbs.
View original record Wor/Hy31/L191014. Sheet 2. tests when comparing the results. I do not claim great accuracy as our apparatus was very crude but the results are quite good enough for comparison. The standard of light…

scan0013 Specification table for various lamp and bulb combinations with associated measurements.
View original record Wor/Hy31/L191014. Sheet. 3 Lamp. | Bulb. | Distance from screen. | Outside dia. of lamp front | Dia. of front glass --- C.A.V. small type F. | No.11 C.A.V. (Ediswan) | 16' 9" | 11" | 9" ditto. | No.13…

scan0014 Issues with electric lighting systems, focusing on the dynamo, battery, and control rather than the lamps themselves.
View original record COPY. To Wor. for Hy. from R. 28/10/14 Copy to J. R7/IB231014. Oct. 23rd. 1914. Wor/Hy31/LL91014. With reference to the electric lighting systems, your test of the various lamps shows evidently a vast…

scan0015 Issues with a dynamo and pulley system, suggesting a replacement with a lower speed dynamo.
View original record To Wor. for Hy from R. -2 COPY. R7/IB231014. round the pulley is not great. The links of the belt also will not wear anything like so quickly. I have, therefore, asked for a dynamo which shall run at…

scan0016 Instruction note regarding sending one Bleriot Head Light into stores to be returned.
View original record R.R. 300 (6 B) (VV. 82. 18.II.13) E.P. 5398. 18728 ROLLS-ROYCE LIMITED. INSTRUCTIONS. To: Mr Mercer for Mr Mills Order No.: 735 Customer's No.: Re: Expt. We have to day sent into stores one Bleriot…

scan0017 C.A.V. cut-out fitting and electrical system design.
View original record H.R. 835A (500 T) (S.D. 408. 26-4-17.) Bm. 2/156/13. X 1357. To Na. from R. c. to J. c. to Wor. for Mr. Ellis. c. to By. EFC R10/IB27.10.14. X.206. X.3374. X.1357. X.1610.-C.A.V. CUT-OUT. With…

scan0018 Vehicle lighting systems, voltage regulation, and a proposal to test a Bijur constant voltage system.
View original record -2- R10/IB271014.Contd. The voltage, however, should not rise sufficiently high that if only one portion of the lamps on the car are switched on, it is sufficiently high to break the lamps and it is…

scan0019 The selection of electrical components like self-starters, dynamos, and regulators for a chassis.
View original record -3- R10/IB271014. Contd. It is, I believe, a six volt set, but I am not sure. In that case it would need a six volt battery and special lamp bulbs which I understand are easily procurable. It will be…

scan0020 Critique of a C.A.V. component fitting, noting its impracticality and poor securing method.
View original record -4- R10/IB271014. Contd. and not very practical from any point of view. Think how we skimp the weight down in our parts, even vital parts, and they go and slump a lump on like this. You will notice…

scan0021 Road testing various C.A.V. head lamps and bulbs to determine the best combination for driving light.
View original record From Exp. Dept. Copies for: J. R. Da. Na. X.1354. Wor/Hy6/L231114. November 23rd. 1914. X/1357 Re Head Lamps. X.1369 I have tried various combinations of C.A.V. head lamps and bulbs on the road and…

scan0022 Note comparing the Ediswan spiral filament to the Osram wavy type filament.
View original record R.R. Wor/Hy6/L231114. Sheet 2. Osram, alsb that the Ediswan form of filament (spiral) is better than the Osram wavy type. [Watermark text] MADE IN CHORLEY 1809 DICKINSON BOND

scan0023 The suitability of Ediswan bulbs and the practicalities of fitting large C.A.V. or Lucas headlamps.
View original record COPY -9/12/14 To Wor. for Hy from R. Copy to J. R11/IB11214. 1st December 1914. Re Head Lamps. - Wor/Hy6/L231114. L 130/ With reference to head lamps, I quite agree that there is every reason to…

scan0024 Impracticality of a recommended large high-speed lamp due to difficulty with the starting handle.
View original record To Wor. for Hy. from R. 2. COPY R11/IB11214. no use our recommending a large high speed lamp, which is only wanted perhaps, for a few hours a month, if such a lantern is a source of continual…

scan0025 And comparing the dimensions of various headlamps from C.A.V. and Lucas.
View original record X.1357 for/Hy5/L31214 RE HEAD LAMPS. J. for R. 3-12-14. X.1357 Your memo R11/IB11214. With reference to the power of various sizes of lanterns, we have just received from the C.A.V. people a pair of…

scan0026 Testing half-watt, 4-amp bulbs for use with C.A.V. lamps.
View original record -2- 'seen from the above figures. I will try them for efficiency and report later. X.1114 We have also some half watt 4 amp. bulbs for use with the C.A.V. lamps and these will be tried with the…

scan0027 Technical discussion regarding the design and efficiency of Lucas headlamps and reflectors.
View original record To Wor. for Hy. from R. Copy to J. Na. 18/12/14 COPY. COPY. R11/IB161214. December 16th. 1914. Re Head Lamps. - Wor/Hy5/L31214. X/357 With reference to Lucas Head lanterns, their G.76 appears to be a…

scan0028 Selection of a suitable headlamp based on recent experiments.
View original record ROLLS-ROYCE LIMITED, 14 & 15, CONDUIT STREET, LONDON, W. TELEPHONES : 1654, 1655, 1656 (GERRARD) TELEGRAMS : "ROLHEAD, REG., LONDON. Names and Indicating letter. Initial of person addressed. A Mr.…

scan0029 Request for a recommendation on suitable headlamps not exceeding 11 inches in diameter.
View original record C O P Y. Re Headlamps. Na/S6/LG241214. 24.12.14. Wor for Expt.Dept. Will you kindly advise us what lamps we should recommend not exceeding 11" diam. as requested in the attached by Mr.Johnson. Your…

scan0030 Desirable type of electric headlamp and its specifications.
View original record Wor/Hy7/L4115. X.1354. X.1354. RE HEADLAMPS. X.1369 X.1114 Na. 4-1-15. In reply to Na/S6/LG241214. With reference to the enquiry as to which is the most desirable kind of electric Head Lamp, I think…

scan0031 Powerful and potentially disagreeable nature of certain lamps fitted to a car.
View original record Hy./4115. -2- . disagreeable to anyone meeting them as they are so powerful. I will give some idea of the distance ^which can be seen when the lamps have been fitted to a car. Hy.

scan0032 Guide on two methods to test the candle-power of vehicle lamps to comply with lighting regulations.
View original record The Motor 114 2nd March, 1915 HOW TO TEST THE POWER OF LAMPS. The Power of Four Candles—Do Your Side Lights Exceed This?—If They Do You May be Contravening the Lighting Regulations. IN the course of a…

scan0033 Guide on how to test and compare the illuminating power of vehicle lamps using a candle and specific measurements.
View original record R.R. 235A (150 H) (S.A. 301. 19-2-15) G. 6950. 2nd March, 1915. 115 The Motor HOW TO TEST POWER OF LAMPS.—Contd. on a dark background. The lamp should be care-fully manœuvred into such a position that…

scan0034 Chassis lighting and ignition system, focusing on the choice of dynamo and other components.
View original record To R. from EFC. c. to CJ c. to EY. α 1354 EFC8/AT14.11.18. X.3129. X.1357. X.294. X.3374. - RE CHASSIS LIGHTING & IGNITION SYSTEM Referring to your notes R6/G111118 and R12/G111118 there is no Bijur…

scan0035 Continued note discussing issues with faulty lamps and the arrangement for a 12-volt non-trembler ignition system.
View original record EFC8/T141118. -2- Contd. ----------- battery for its weight. Regarding lamps for lighting installation at W.W. we think thatthe first lamp delivered must be an exception through having a faulty…

scan0036 Querying specifications for a new car lighting system and requesting competitor catalogues.
View original record R.R. 238a (500 F) (R.D. 408. 26-4-17.) Bm. 2/156/13. To Mr. Cowan. from EFC. X.1357. Sales Dept. EFC7/AT14.11.18. X.3374 - Re R.R. Car Lighting System. We are aiming on our new car lighting system at…

scan0037 Letter from Holophane Limited regarding the design and standardisation of a new anti-glare Glass Reflector Plate for headlights.
View original record HOLOPHANE LIMITED. (SCIENTIFIC ILLUMINATION) Laboratory:- 12, DACRE ST, S.W. Works:- GATESHEAD. Telegrams:- HOLOPHANE, VIC, LONDON. Telephone:- VICTORIA 2491. 12, CARTERET STREET, QUEEN ANNE'S GATE,…

scan0038 Letter to Holophane Limited about fitting reflector plates to C.A.V. headlamps for a road trial.
View original record R.H. 835a (500 T) (H.D. 408. 28-4-17.) Bm. 2/156/13. X 1357 EFC1/T1119. 1st. January 1919. Messrs. Holophane Limited, 12, Carteret Street, Queen Anne's Gate, London, S.W.1. Dear Sirs, RE HEAD LAMP…

scan0039 Authoritative article discussing the power of motor lamps, anti-dazzle devices, and suggested regulations.
View original record Reprinted from “The Light Car and Cyclecar,” 4th January, 1919. THE POWER OF MOTOR LAMPS. An Authoritative Article by Mr. D. Elyard Brown, the Technical Expert of Messrs. C. A. Vandervell and Co.,…

scan0040 Reprint of a 1919 article from 'The Light Car and Cyclecar' discussing anti-dazzle solutions for car headlights.
View original record Reprinted from “The Light Car and Cyclecar,” 4th January, 1919. of side and headlight will be the probable solution, having a small “pilot” bulb for use when standing or in town. An alternative to…

scan0041 Letter from Holophane Limited regarding head lamp plates and samples.
View original record X.1354. HOLOPHANE LIMITED. (SCIENTIFIC ILLUMINATION) Laboratory:- 12, DACRE ST,S.W. Works:- GATESHEAD. Telegrams:- HOLOPHANE, VIC, LONDON. Telephone:- VICTORIA 2491. 12. CARTERET STREET, QUEEN ANNE'S…

scan0042 The fitting of special headlamp plates to C.A.V. lamps by Holphane Co., Ltd.
View original record To BY. from EFC. X.1357 EFC2/T14.1.19. 14th January 1919. We attach copy of a letter received from the Holphane Co.,Ltd., in answer to mine putting forward to them the proposition of sending along 2…

scan0043 Letter to The Lucid Lamp Co. about their Anti-glare Device for headlamps.
View original record X.1354 EFC7/T. 19th March 1919. The Lucid Lamp Co., .8a, Eden Street, Hampstead Road, London, N.W.1. Dear Sirs, RE ANTI-GLARE DEVICE. We are interested in your Anti-glare Device described in the…

scan0044 Letter from The Lucid Lamp Co. Ltd. regarding official sanction for their Lucid Non-Dazzle Shade.
View original record X.1354A. LUCID NON-DAZZLE SHADE PATENTED. CONTRACTORS TO THE WAR OFFICE & ADMIRALTY. LUCID WHITAKER PRISM GLASS MANUFACTURERS OF MOTOR LAMPS AND ACCESSORIES. GENERAL REPAIRERS OF MOTOR LAMPS,…

scan0045 Extract listing sample lamps to be supplied by Messrs. Lucas, with specific type numbers for head, side, and tail lamps.
View original record Extract from BY9/P.7/5/19. X.1357.A. (4). Lamps. Messrs.Lucas will supply us with a sample set of lamps as below:- (a) One pair of head lamps, type L.71. (b). One pair of side lamps suitable for…

scan0046 Technical description of the actuator box, motor gearing, and lamp specifications.
View original record Contd. 1357 -3- EFC7/T26.5.19. At the same time this relay current passes through magnet coils of an actuator box. The relay current in the coils of the main switch cause the heavy current motor…

scan0047 Letter from Joseph Lucas Ltd. to Rolls-Royce concerning electrical equipment, junction boxes, and a fitter's visit.
View original record X. 3014. X. 2778 X. 1357 X. 3564. JOSEPH LUCAS LTD., GREAT KING STREET, BIRMINGHAM. Wd/EM24/E27.5.19... CLB/DD. 30th May 1919. Messrs. Rolls-Royce Ltd., Nightingale Road, Derby. Dear Sirs, Re…

scan0048 Letter to Lucas Ltd. concerning parts for the first Post-War Experimental Car.
View original record X.3014. X.2778 X.1357 ✓ X.3564. 1320. 6 lines. EFC1/T. 3rd. June 1919. Messrs. Lucas Ltd., Great King Street, Birmingham. Dear Sirs, Many thanks for your letter, ref: CLB/GD of the 30th ult. Your…

scan0049 Letter from Holophane Limited regarding their ability to now supply samples of Motor Lenses.
View original record XB54 HOLOPHANE LIMITED. (SCIENTIFIC ILLUMINATION) Laboratory:- 12, DACRE ST, S.W. Works:- GATESHEAD. Telegrams:- HOLOPHANE, VIC, LONDON. Telephone:- VICTORIA 2491. 12, CARTERET STREET, QUEEN ANNE'S…

scan0050 Letter from Holophane Limited regarding a new glass reflector plate for headlights to reduce glare and requesting lantern dimensions.
View original record C O P Y. ---------- 15th November. 1918. M/CIR. Dear Sirs, Anticipating that there may be legislation in the near future on the control of light from motor headlight plates so as to ensure the…

scan0051 Requesting the return of two unused Lucas side lamps to the supplier, as they were not required for the experimental car 1 EX.
View original record To Shipping Office. from EFC. c. to Despatch Stores. X 1354 We are sending into the Stores two side lamps of Lucas make. These are the property of Messrs. Lucas and are to be returned to them, having…

scan0052 Letter to Joseph Lucas Ltd. regarding the trial of dynamos, pulleys, and lamps for a new experimental chassis.
View original record X.1354 ✓ X.2478 X.3014 EFC1/T. 23rd. July 1919. Messrs. Joseph Lucas Ltd., Great King Street, Birmingham. Dear Sirs, We are in receipt of your letter ref: RBP/GD of yesterday's date, regarding the two…

scan0053 Letter from Joseph Lucas Ltd regarding the silencing of dynamos, samples of side lamps, and specifications for lighting and starting cables.
View original record 18 X.3157. X.3014. X.2778. EFC1/T. JOSEPH LUCAS LTD, GREAT KING STREET., BIRMINGHAM. RBP/GD 25th July 1919. Messrs. Rolls-Royce Ltd., Nightingale Road, Derby. Dear Sirs, We thank you for your letter…

scan0054 Letter from Joseph Lucas Ltd. regarding the despatch of various cables and a sample fitting.
View original record X.1354 JOSEPH LUCAS LTD., GREAT KING STREET, BIRMINGHAM. RBP/GD. 30th July, 1919. Messrs. Rolls-Royce, Ltd., Nightingale Road, Derby. Dear Sirs, Referring to our telephone conversation with you this…

scan0055 Request to supply nickel-plated brackets for Lucas Electric Head Lights for chassis 21 CW and 46 CW.
View original record H.R. 235 a (200 T) (S.F. 674. 22-5-19. C. 2376. x.1357. Bn. Hs. BP. for Mr. Holmes. Wd/Ms36/E24.10.19. x.1357 Chassis 21 CW - Mrs. Wallach ) "J" series. " 46 CW - Schuette New York)…

scan0056 Letter from The Lucid Lamp Co. Ltd. regarding fitting their Non-Dazzle Shades to car lamps for an exhibition.
View original record X, 1357 CONTRACTORS TO THE WAR OFFICE & ADMIRALTY. MANUFACTURERS OF MOTOR LAMPS AND ACCESSORIES. GENERAL REPAIRERS OF MOTOR LAMPS, RADIATORS, TANKS, WINGS, &c. [LOGO: LUCID NON-DAZZLE SHADE PATENTED]…

scan0057 Product advertisement for 'The Lucid' Non-Dazzle Shade for lamps.
View original record The Lucid Lamp Co., Ltd. BN. 4 NOV 1919 RECEIVED UPWARD RAYS OBSTRUCTED PARALLEL RAYS SECTION LUCID LONDON THE "LUCID" NON-DAZZLE SHADE The invention consists in a built-up type of shade, in which the…

scan0058 Car's delayed requirement, a new parts list, and an inquiry into earthed wiring lamp systems.
View original record X.1357 To R. from Hs. c.to CJ. c. to BN. c. to E. c. to Da. c. to BY. Hs4/LG12.12.19. X.3647. X.3569. X.1357. X.3743. - RE CAR TO RUN 10,000 MILES. This car is not required now until the 12th Jan. by…

scan0059 Letter from The Chloride Electrical Storage Co. Ltd. enclosing a booklet and pamphlet about hand lamps.
View original record X.1357 THE CHLORIDE ELECT. STORAGE. CO. LTD. CLIFTON JUNCTION. Nr. Manchester. WH/LB 15th January, 1920. Messrs. Rolls-Royce Ltd., Nightingale Road, D e r b y. X.607 Dear Sirs, We are obliged for your…

scan0060 Letter from the Lucid Lamp Company offering to fit their Non-Dazzle Shades for a trial.
View original record Telephone: MUSEUM 897. CENTRAL 10363 (Non-Dazzle Shades) CONTRACTORS TO THE WAR OFFICE. THE LUCID LAMP COMPANY, LIMITED. LUCID NON DAZZLE SHADE PATENTED Manufacturers and Repairers of Motor Lamps,…

scan0061 Article from 'The Motor' magazine showing various anti-dazzle headlamp devices tested.
View original record March 31, 1920. 413 X 1354 The Motor SOME OF THE ANTI-DAZZLE DEVICES RECENTLY TESTED. (1) The Macbeth lens. (2) The Liberty lens. (3) The Dillon lens. (4) The Violet Ray lens. (5) The Lucas Diffusa…

scan0062 Article on increasing factory production outputs and a section with news from various motoring clubs.
View original record The Motor 414 March 31, 1920. SPEEDING UP OUTPUT. Latest Information about Production from the Factories. FOLLOWING upon the details given in our last issue regarding the speeding up of outputs of new…

scan0063 Article from 'The Motor' magazine about comprehensive and instructive tests of modern anti-glare devices.
View original record The Motor 412 March 31, 1920. CAN DAZZLE BE DESTROYED? Comprehensive and Instructive Tests of Modern Anti-glare Devices. AS we have frequently pointed out in these pages, the all-round increase in the…

scan0064 Article from 'The Motor' magazine describing a custom-built, camouflaged Ford called 'The Maiflower 20'.
View original record March 31, 1920. 411 The Motor THE MAIFLOWER "20." A Cleverly Camouflaged Ford of Very Attractive Appearance. IT seems to be the chief aim of some Ford owners to camouflage their cars as much as…

scan0065 The receipt of batteries, lamps, and a speed indicator from various suppliers.
View original record X.1357 Mr. Clark from O.O. Wd/Dn2/HP16.6.20. X.3619. From the Chloride Electrical Storage Co. Ltd., 2, type 6 BXE 4 Chassis Lighting and Starting Batteries, Stores sheet 177441 of the 14th ultimo.…

scan0066 Instructions for connecting lamps to earth for chassis 6 EX.
View original record X.1357 To RHC. from EFC. EFC1/T23.6.20. c c Da/Thx. X.3923 - CHASSIS 6 EX. X.1357. With reference to your note RHV2/LG22.6.20, re lamps for chassis 6 EX in connection with the earthed wiring scheme, I…

scan0067 Internal discussion regarding the challenges and risks of standardizing an earthed electrical wiring scheme for cars.
View original record R.R. 199 (250T) (SD676 19-7-17) MP 180865 X.1357 Extract from Hs3/LG20.7.20. X.3923b. RE WIRING AND ELECTRICAL UNITS ON X.3659. 6.EX CAR. X.4165. X.1357. X.1369. The design of the earthed wiring is…

scan0068 Page discussing the issue of customers obtaining suitable lamps and accessories for earthed wiring.
View original record F.R. 288B (50T) (S.G. 755, 24-8-20) G. 2650 Contd. -2- have a clear issue as regards how we are going to deal with customers obtaining suitable lamps and accessories for earthed wiring.

scan0069 The twelve-volt lighting system, comparing single wiring with an earth return versus a standard double wiring system.
View original record X.1357 R1/G26.7.20. To C. from R. Copy to CJ. " " FN. X.802. " " Hs. X.2778. " " Da. X.3659. RE TWELVE VOLT LIGHTING SYSTEM. X.1369. " " EFC. X.1357. There is doubt about whether supplies of lamp…

scan0070 Options for future electrical equipment and wiring diagrams for a car.
View original record To R. from EFC. c. to CJ. c. to E. c. to By. c. to Da. c. to Hs. X 1354 EFC4/T26.7.20. X.4165. ELECTRICAL EQUIPMENT (GENERAL) X.3771. FOR R.R. CAR. X.4164. X.295. X.1357. X.1344. We have your telegram…

scan0071 Incandescent lamps for 12 and 24-volt circuits and the implications of single versus two-wire electrical systems.
View original record X.1357 To F.N. from R. Copy to C.J. " " C. " " E.F.C. R1/C26.8.20. X.2778. X.3659. X.1357. X.1114. RE/CAR LIGHTING ETC. X.1369. X.2515. We have received the field telephone and the cells, quite…

scan0072 Headlight dimmers, forwarding copies of document Oy5-G61120 for a report.
View original record To EWT from CJ. X.4291. CL/Py)5/DB25.11.20.149 RE HEADLIGHT DIMMERS I attach two copies of Oy5-G61120. Please pass one copy to the Designing Dept., and let me have a report in due course. CJ (Py)…

scan0073 Cover letter requesting a report on headlight dimmers, referencing an attached letter from America.
View original record X.4291 E.W.T. for HS. C. to BY. EWT/HJC7/G26.11.20 RE: HEADLIGHT DIMMERS. Attached hereto is copy of letter ref. OY5/G6.11.20 addressed to CJ. from America. Will you please let me have your report (in…

scan0074 Letter discussing headlight dimmer requirements for American cars being sent to England and proposing lighting combinations.
View original record COPY OY5/G6.11.20 Nov. 6th. 1920 Mr. Claude Johnson, Managing Director? Rolls-Royce Ltd., London, England. Attention: Mr. F.H. Royce. Dear Sir:- Re: Headlight Dimmers. On the American Cars we are…

scan0075 Letter to Mr. C Johnson discussing two methods of headlight wiring for potential use on a new switch box.
View original record OY5/G6.11.20 Nov. 6. 1920 Mr. C Johnson. (a) To connect the headlights in series. (b) To illuminate small auxiliary bulbs in the crown of the headlight reflector. This latter method will be seen on…

scan0076 Report on headlight dimmers.
View original record X4291 EWT to Hs. c. to BY. EWT/HJC7/G26.11.20. Re: Headlight Dimmers. -------------------- Attached hereto is copy of letter ref. Oy5-G.61120 addressed to CJ. from America. Will you please let me have…

scan0077 Letter regarding headlight and sidelight configurations for cars being exported to England, addressing differences in regulations.
View original record Oy5 - G 61120 Nov. 6, 1920 Mr. Claude Johnson, Managing Director, Rolls-Royce Ltd., London, England. Attention: Mr.F.H.Royce. Dear Sir:- X4291/ Re: Headlight Dimmers On the American cars which we are…

scan0078 Letter discussing various methods for dimming headlights and their potential implementation in a new switch box.
View original record Oy5 - G 61120 Nov. 6, 1920 Mr. Claude Johnson - 2 The usual method of dimming headlights is to insert a resistance in the headlight circuit, but the more efficient methods are - (a) To connect the…

scan0079 Opinion on headlight dimmers in order to frame a report.
View original record To EFC. from Hs/TMW. c. to By. X1357 Hs/TMW2/LG26.11.20. X.4291. RE HEADLIGHT DIMMERS. X.1357. Attached please find copy of letter from Oy. to CJ. ref. Oy5/G6.11.20, on the question of Headlight…

scan0080 Letter discussing headlight dimmers, lighting regulations and the differences between American and English car specifications.
View original record C O P Y OY5/G6.11.20 Nov. 6th. 1920 Mr. Claude Johnson, Managing Director, Rolls-Royce Ltd., London, England. Attention: Mr. F.H. Royce. Dear Sir:- X4291 Re: Headlight Dimmers. X.1357 X.4311 On the…

scan0081 Alternative headlight wiring methods for a new switch box.
View original record OY5/G6.11.20 Nov. 6. 1920 Mr. C Johnson. (a) To connect the headlights in series. (b) To illuminate small auxiliary bulbs in the crown of the headlight reflector. This latter method will be seen on…

scan0082 Requesting a report in triplicate regarding headlight dimmers.
View original record X1357 EWT. for Hs. c. to By. EWT/HJC7/G26.11.20. X.4291. RE HEADLIGHT DIMMERS. X1357. Attached hereto is copy of letter ref. Oy5/G6.11.20, addressed to CJ. from America. Will you please let me have…

scan0083 Letter discussing headlight dimmers and lighting combinations for American cars being sent to England.
View original record c o p y. Oy5/G6.11.20. Nov. 6th 1920. Mr. Claude Johnson, Managing Director, Rolls-Royce Ltd., London, England. Attention, Mr. F.H. Royce. Dear Sir, X.4291. Re Headlight Dimmers. X.1357. On the…

scan0084 Letter discussing options for headlight wiring, comparing them to schemes on Buick and Marmon cars.
View original record Contd. -2- Nov.6th. Oy 5/G. Mr. C. Johnson. (a) To connect the headlights in series. (b) To illuminate small auxiliary bulbs in the crown of the headlight reflector. This latter method will be seen on…

scan0085 Merits and complications of various methods for dimming head lights.
View original record To EWT. from EFC. c. c. to Hs/TMW. c. c. to By. X.4291 EFC17/T7.12.20. X.4291 HEAD LIGHT DIMMERS. X.1357 X.43/11 With reference to your note EWT/HJC7/G26.11.20 covering Mr. Olley's note Oy5/G6.11.20,…

scan0086 Recommendation to use a series-parallel switch as the simplest method for reducing headlight brightness.
View original record Contd. -2- EFC17/T7.12.20. would involve complication in the lamps, wiring and switchboard. On the whole of the three methods proposed, we consider that the series parallel switch is the simplest as…

scan0087 Letter to Rolls-Royce of America Inc. regarding head light dimmers and enclosing a memo.
View original record S.S. 904; (10M T) B.H.TDE. 10-12-20; C; 2947 X.4291. EWT/HJC1/B8.12.20. Dec. 8th 1920. Messrs Rolls-Royce of America Inc., Springfield, Mass. U.S.A, Dear Sirs, Re Head Light Dimmers. We are in receipt…

scan0088 Requirement for a headlamp dimming device after an unsuccessful trial.
View original record To EFC from EV. Copy to DA. X.4291 DA/EV2/CB10-1-21. X. 4291. RE DIMMING DEVICE FOR HEADLAMPS. Several months ago London asked Messrs Lucas to supply a means of dimming the headlights when passing a…

scan0089 Requesting the forwarding of second-hand Lucas headlamps for a Hawk-Northcliffe chassis.
View original record W/S X.1357 R.F.E. To C/Bs. from Hs/TMW. Hs/TMW2/LG10.1.21. X1357 RE. LUCAS SECOND-HAND HEAD LIGHTS. [Stamped: RECEIVED 11 JAN 1921] We note the information you give in your memo. Bs4/K7.1.21. re. the…

scan0090 Proposing a trial of a series-parallel switch as a dimming device for headlamps.
View original record S S 161A (100 T) (N H 159, 11-8-20) G. 2600 X-4291 To Da/EV. from EFC. c. Da. c. Hs/TMW. EFC2/T11.1.21. X-4291 RE DIMMING DEVICE FOR HEAD LAMPS. X 1357 With reference to your note Da/Ev2/C-10.1.21, we…

scan0091 Agreed-upon scheme for a headlamp dimming device using a single resistance.
View original record To Ds. from EFC. c. to Ds/EV. c. to Hs/TWB. X.4291 EFC4/T13.1.21. X.4291 - DIMMING DEVICE FOR HEAD LAMPS. Further to our EFC2/T11.1.21 and our conversation yesterday on the matter, we nowagree that on…

scan0092 The availability of drawings for headlamp dimmers.
View original record To EWT from BJ. c. to R. X. 4291. Py14/DB19.1.21. 157. RE DIMMERS FOR HEAD LAMPS. I attach copy of Cy1-G3121. Will you please ascertain whether the drawings referred to are yet available ? BJ. Enc.…

scan0093 Letter from Mr. Olley regarding two head lamp dimmers being made for inspection.
View original record X.4291 To Da. from EFC. " EP. " By. c Hs/TMW. EFC3/T20.1.21. X.4291 - HEAD LAMP DIMMERS. X.1369 We attach copy of a letter received from Mr. Olley with regard to dimmers for head lamps, from which you…

scan0094 Drawings for headlamp dimmers and attaching a letter from America on the subject.
View original record EWT. to EFC. X.4291 EWT/HJC3/G20.1.21. X.4291 Re: Dimmers for Head Lamps. Attached hereto is copy of letter Oyl/G3.1.21 addressed to CJ. from America. A copy of this letter has been sent to R. Will…

scan0095 Letter from Rolls-Royce of America discussing headlamp dimmer schemes and arrangements to meet both English and American requirements.
View original record Cyl - G 3121 X.4291 Jan. 3, 1921 Mr. Claude Johnson, Managing Director, Rolls-Royce Ltd., London, England. Attention: Mr. F.H. Royce. Dear Sir:- X.4291 X.3464 Re: Dimmers for Head Lamps X.1369 With…

scan0096 Arrangement of headlamp dimmers and side lamps for incorporation into the Goshawk II.
View original record X4291 To EFC from DA. DA5/CB21-1-21. X4291 RE HEAD LAMP DIMMERS - X4291. X 1357 Replying to your EFC3/T20-1-21, we do not know anything about two lamps which are ebing made here, but it is evident…

scan0097 Dimmers for headlamps and requesting the status of drawings for new lamps.
View original record To EWT. from B.J. Py6/DB21.2.21. RE DIMMERS FOR HEAD LAMPS. On the 18th January, I forwarded you Springfield letter Oyl/G3.1.21. Please let me knowif the drawings of the new lamps being made by Lucas…

scan0098 Confirming that the drawings for headlamp dimmers have been received by 'American'.
View original record EWT TO BJ. X.4291. ETW/HJC6/G22221. RE DIMMERS FOR HEAD LAMPS. Your Py6/DB21.2.21. We have been in communication with EFC. who informs us that American have all the drawings they require. EWT.

scan0099 Seeking clarification about the need to send drawings for headlamp dimmers.
View original record EWT. from CJ. X.4291. CJ/Py10/H28.2.2.157 RE DIMMERS FOR HEADLAMPS. Your EWT/HJC6/G22.2.21. This is not quite clear. Am I to understand that since America wrote on 3rd. January the drawings they ask…

scan0100 Decision not to send drawings related to headlamp dimmers in response to a previous letter.
View original record EWT to CJ. X.4291. EWT/HJC4/G1.3.21. RE DIMMERS FOR HEADLAMPS. Your CL/Py10/H28.2.21/157. With reference to the above, EFC. does not consider it necessary to send the drawings referred to in the third…

scan0101 Questioning the reasons for not sending drawings for headlamp dimmers to America.
View original record EWT. from CJ. CJ/Py5/H2.3.21/157. X4291 X4291 Dimmers for Headlamps. EWT/HJC4/G1.3.21. I do not quite understand why EFC. does not consider it necessary to send the drawings required by America. Is it…

scan0102 Discussion concerning headlight dimmers and side lamp placement for the American market, prompted by customer complaints and local parking laws.
View original record X4291 To CJ. from Hs. Hs3/LG3.3.21. X4291 RE. HEADLIGHT DIMMERS. With reference to your CJ/Py5/H2.3.21/157. This matter was discussed whilst I was in Springfield. The Sales Department in U.S.A.…

scan0103 Procurement of a C.A.V. dimmer switch and cut-out.
View original record R.R. 235B (100 Td S.H. 798 10-12-20) G. 2918 TO WG. FROM EFC. X4291 EFC4/T31.3.21. X.4343. C.A.V. DIMMER SWITCH X.1815. X4291 X.1610. C.A.V. CUT-OUT. We return herewith Messrs. C.A.V.'s letter ref:…

scan0104 Experimental head lamp dimming devices and suggesting the matter be put on hold.
View original record To Da/Thr. from EFC. X4291 EFC5/T19.4.21. X.4291 - DIMMING DEVICE FOR HEAD LAMPS. We do not know whether you have in any way acted upon the instruction contained in our EFC4/T13.1.21, but we have two…

scan0105 Review of two head light dimming devices, a C.A.V. series parallel switch and a 'REX' head light controller.
View original record R.R. 256A (100 T) (S.H. 798, 10-12-20) G. 2947 X4291 EFC3/T22.4.21. To R. & E. from EFC c. CJ. & PN. c. By. & Bn. c. Da. & EP. c. EWT. for R.R.Inc. X.4291 - HEAD LIGHT DIMMERS, AND IN PARTICULAR…

scan0106 Methods for dimming headlamps, comparing series-parallel switches with a 'Rex' lamp controller.
View original record Contd. -2- EFC3/T22.4.21. rather less, as it is not necessary or desirable that the two head lamps in parallel should be dimmed down beyond a certain minimum, which probably is similar to that…

scan0107 Test report on the 'REX' headlight controller, detailing its resistance and performance with various lamp configurations.
View original record R.R. 285a (100 T) (S. H. 798, 10-12-20) G. 2947 95211. 15.4.21. X.4344 - "REX" HEADLIGHT CONTROLLER. The total resistance of this controller is 9.4 ohms. It is suitable for a single O.M.F. lamp taking…

scan0108 Correspondence regarding a Lucas switch for rewiring double side lamps, noting its prominent branding and large flange.
View original record To BT from DA/THR. c. to EFC. X.1357 DA/THR1/CB12-5-21. X.1357. RE WIRING FOR DOUBLE SIDE LAMPS. X.805. [Stamp: RECEIVED 10 MAY 1921] Replying to your letter - reference BY/MTN5/P14-2-21. We have…

scan0109 Sample switch for controlling double side lamps, including supplier discussions.
View original record X1354 To Ms from Da/Thr. c. Wd. c. By. c. EFC. DA/THR1/CB24.5.21. X.3915. RE CONTROL OF DOUBLE SIDE LAMPS. X.1357. Replying to your memo WD/MS14/AG11.5.21 we have examined the sample switch and same…

scan0110 Analysis of the resistance of a dimmer switch from T.H. Gill & Sons and its suitability for dimming lamps.
View original record X.4291 EFC. PB.2. June 6th 1921. X.4291 X.1369 DIMMER SWITCH FROM T.H. GILL & SONS. The resistance of this switch is .33 ohms, which is much too low. Two similar 12 volt 36 watt O.M.F. lamps take 2.9…

scan0111 Examination of two sample dimming switches and a recommendation for an alternative 'Rex Head Lamp Controller' type.
View original record R.R. 235A (100 T) (S.H. 708, 10-12-20) G 2947 X. 4291. To BY from DA/THR. c. to EFC. DA/THR1/CB7-8-21. X.4291. Re Dimming Switch for 49.N.E. - Captain Orred. With reference to ASY3/DP2-6-21 on above,…

scan0112 Extract from a conference minute regarding suggestions by Lucas for out-of-date lamps and lamp fittings.
View original record R.R. 235B (100 T) (S.H. 798, 10-12-20) G. 2948 X1357 Extract from MINUTES OF CONFERENCE OF JUNE 13th 1921. X.1357. X.3505. Messrs. Lucas have suggestions to offer to us with regard to lamps and lamp…

scan0113 Extract from a conference meeting discussing dynamo brushes, the Goshawk II, and a concealed cable lamp bracket.
View original record X1357 EXTRACT FROM MINUTES OF CONFERENCE OF JUNE 22nd. 1921. X.4165. X.3945 BRUSHES. It was suggested that a new brush, type EGO should be used on all dynamos and Lucas were to send 6 Sets immediately…

scan0114 Correspondence with Lucas Electrical Co. Ltd. regarding concealed cable lamps for Mr. Royce.
View original record R. from Wd. c.to OJ. c.to RM. c.to C. c.to Hy. c.to EGr. c.to Hr. c.to Hn. c.to Sy. c.to Mr Maddocks. c.to Mft. c.to EPD. c.to Hr. X1357 [STAMP: RECEIVED! JUL] Wd5/W/22.7.21. X.1357 Lucas' Concealed…

scan0115 Instruction note regarding the receipt of a dimming switch from the British & Allied Electrical Agency, Ltd.
View original record RR 300 (120B) (SF 349 24-1-19) MP 200552 X4291 95260 ROLLS-ROYCE LIMITED. INSTRUCTIONS. To S.Y.C. 21-7-21 19 Order No. X. 4291. Customer's No. FD. 133. Re. X. 4291. Dimming Switch We have received…

scan0116 Rejecting a sample headlamp dimmer switch from British & Allied Electrical Agency Ltd.
View original record X.4291 To Wd/Ms. from EFC. c. to Wd. EFC1/T4.8.21. X.4291 - HEAD LAMP DIMMER. Will you kindly write to the British & Allied Electrical Agency Ltd., with reference to the head lamp dimmer switch which…

scan0117 Quotation letter from British & Allied Electrical Agency Ltd. for various types of 'LOWA' patent dimming switches.
View original record TELEGRAMS: "POLLOCOSO", SMITH, LONDON. TELEPHONE: HOLBORN 1032. CABLES: "POLLOCOSO", LONDON. Handwritten notes: Top Left: HS -> Serly Top Middle: XH291 Top Right: These people were advised to write…

scan0118 Newly advertised Lucas head lamp dimmer switch as a potential alternative to the 'Rex' controller.
View original record X.4291. W/S. EFC5/T28.9.21. To C. from EFC. X.4291 - HEAD LAMP DIMMERS. We notice in the current issue of the "Motor" that Messrs. Lucas are now advertising a Lucas dimmer switch giving a continuous…

scan0119 Satisfactory trial of a Lucas headlamp dimmer switch.
View original record S/W EFC X.4291. C13/C8.10.21. X.4291. Head lamp dimmers. EFC5/T28.9.21. -------- We have tried this Lucas Dimmer Switch and it seems satisfactory. Would you like to see and try one? C.S RECEIVED OCT…

scan0120 Request to receive a Lucas Head Light Dimmer for examination.
View original record XH291 W/S. C. from EFC. EFC3/T11.10.21. X.4291 - LUCAS HEAD LIGHT DIMMER. As you think this seems satisfactory we would like, if you have one convenient, to receive one of these for examination to be…

scan0121 Unsatisfactory Lucas Head Light Dimmer, with a sample enclosed for examination.
View original record S/W EFC. X.4291 C3/C12.10.21. X. 4291. Lucas Head Light Dimmer. EFC3/T11.10.21. ------- We now find that this is not satisfactory, and the Lucas Works are looking into the matter. We enclose one…

scan0122 Instruction sheet detailing the construction and resistance of a Lucas Headlight Dimmer.
View original record RR 238 (500 Bks.) (SF 152. 6-11-18.) MP 197880 ROLLS-ROYCE LIMITED. INSTRUCTIONS. To: EFE Order No: AD 28 Customer's No: 1 X 4291. X 4291. Lucas Headlight Dimmer. This is made with two coils of…

scan0123 Test results for Lucas Headlight Dimmer current measurements under various lamp configurations.
View original record RR 238 (300 Bks.) (SF 152. 6-11-18.) MP 197880 ROLLS-ROYCE LIMITED. INSTRUCTIONS. To________________ 19__ Order No__________ Customer's No. Z. Lucas Headlight Dimmer. | Lamp | No | Arrangement |…

scan0124 Bench testing of a sample Lucas head light dimmer switch.
View original record X.4291. W/Z. EFC4/T14.10.21. To C. from EFC. X+4291 - LUCAS HEAD LIGHT DIMMER . We thank you for the sample Lucas head light dimmer. We have tested this and so far as we can judge on the bench we…

scan0125 Testing a Lucas Head Light Dimmer, detailing issues with switch travel and excessive heat generation.
View original record X4291 Bk14/DN/20.10.21. S/W. X.4291 EFC. Re Lucas Head Light Dimmer. We have tried this switch on 81-TW having 12V48W gas filled Osramlamps and on 2-LW, having BTH ½ Watt lamps. In each case we found…

scan0126 Testing and performance of a Lucas head light dimmer switch with high-power lamps.
View original record X. 4291. W/S. C/Bk. from EFC. EFC1/T21.10.21. X.4291 - LUCAS HEAD LIGHT DIMMER. We have your note Bk14/DN/20.10.21. You have tried the dimmer on large size head lamps taking a heavy current, each of…

scan0127 Invisible wiring on lamps, the Klaxon horn, and a new combined switch for the 'Goshawk II' model.
View original record X1354 R1/G26.11.21. To C. from R. c. to CX. c. to SA c. to SP c. to PN. c. to EP. c. to Hs. c. LHS. X.4075. X.1357 RE INVISIBLE WIRING ON LAMPS. X.4219 (CX7/CM23.11.21) The arrangement we at present…

scan0128 Fitting new equipment, Goshawk II specifications, and a cautious approach to novel technologies like front-wheel brakes.
View original record Contd. -2- R1/G26.11.21. and we have arranged for a double wired press button on the steering column for the Klaxon. The arrangement on this car will, therefore, be quite up to date in every way, and…

scan0129 Letter discussing opinions on a 20 HP car and the Goshawk II aero engine.
View original record R.R. 836A (100 T) (S.H. 798, 10-12-20) G. 3947 Contd. -2- R1/G26.11.21. of the latest type less than four months old, with the brakes quite ineffective. I was very pleased to hear that SA. thought our…

scan0130 Request for the results of a tested Lucas Dimming Switch for potential fitment to cars.
View original record S/W. X. 4291 Hs DEC 10 1921 REC'D Sg23/BM/9.12.21. RE: DIMMING SWITCHES. We understand from P.N. that you have tested one of the latest Lucas Dimming Switches. We shall be obliged if you will kindly…

scan0131 Suggestion to fit Lucas Dimming Switches to cars to reduce headlight glare when passing other traffic.
View original record W/S. Sg. from Hs. X. 4291 Hs3/LG13.12.21. DIMMING SWITCHES. We consider the Lucas Dimming Switches very desirable fittings for R-R Cars. It is the simplest method of overcoming the glare of the…

scan0132 Correspondence with Bleriot Ltd concerning their lamps.
View original record Hs. from Wd. F.R. X 1357 Wd2/NJ13.12.21. Bleriot Ltd. - Lamps. Yours Hs4/LG5.12.21. On the 6th inst. we wrote Bleriot Ltd. suggesting that if the lamps they have recently made and supplied to Messrs.…

scan0133 Letter from Blériot Limited concerning the design and fitting of lamps following an inspection.
View original record BLÉRIOT LIMITED THE ILLUMINATING ENGINEERS CONTRACTORS TO THE ADMIRALTY, WAR OFFICE AND AIR BOARD Head Office & Works: 2 & 4 CATESBY ST., WALWORTH, LONDON, S.E.17 Proprietors of THE SCOTT ELECTRICAL…

scan0134 Short memo regarding headlamps and enclosing a copy of a letter to Messrs. Bleriot Limited.
View original record S/W SP7/DG121221 Re Headlamps - Your Wd8/NJ6.12.21.- For your information, I enclose copy of letter I have today written to Messrs. Bleriot Limited, London. SP. ENC: Copy SP6/DG121221

scan0135 Letter to Bleriot Limited regarding the inspection and trial of headlamps.
View original record SP6/DC12DEC21 12th December, 1921. Messrs. Bleriot Limited, 2/4, Catesby Street, Walworth, S.E.17. Dear Sirs, Headlamps Many thanks for allowing us to inspect your headlamps, specially made for…

scan0136 Query regarding the approval of dimmer switches as a temporary solution for headlamp glare.
View original record X. 4291 S/W (Hs) SFL/DG20.12.21. Headlamps Glare At a recent Sales Conference it was decided :- "Sp. will obtain reports of W. tests on the lamp dimmer switches in order that the Conference may decide…

scan0137 Recommendation for a Lucas Dimming Switch to be fitted to the instrument board to avoid headlamp glare.
View original record W/S SP. from Hs. X.4291. Hs3/LG6.1.22. .X.4291 HEAD LAMP GLARE. We recommend the Lucas Dimming Switch as the best device we know of at the present time to avoid the glare of the lights. It is simple…

scan0138 Inadequacy of side lamps for maintenance and proposing a dedicated inspection lamp for the Goshawk model.
View original record X.1357. Wor. from Hs. Hs1/LG24.1.22. Referring to the attached suggestion, it is quite a practicable idea but has many limitations. It is not sufficient to depend on the side lamps for providing the…

scan0139 Options for headlamp bulbs and the required dynamo and battery upgrades for a Pedraza chassis.
View original record W/S Mr. Henderson. c. to By. X.1354/ EFC4/T23.2.22. Re Chassis ? - Pedraza. With reference to your telephone call of this morning, we are not sure what you want us to say regarding these lights, as…

scan0140 Concluding page of a memorandum offering further information.
View original record Contd. -2- EFC4/T23.2.22. We hope this will give you the information you require. If not, we shall be pleased, on receipt of your memo, to give you any further information. EFC.

scan0141 New sample 40/50 headlamp bracket, proposing its standardization and manufacture from steel instead of bronze.
View original record BY. from Hs. X1357 Hs1/LG2.5.22. 40/50 HEAD LAMP BRACKET. With reference to attached. We consider that the sample lamp bracket is a definite improvement over the old-fashioned pronge bracket. We…

scan0142 Copy of a sales letter from Brolt Limited regarding their Brolt Dimmer and Spark Gauge products.
View original record X4291 COPY OF LETTER RECEIVED FROM:- BROLT LIMITED, ROOD END ROAD, OLDBURY. June 20th, 1922. HBB/AEW Dear Sirs, X4291 How many of your customers have electric lighting equipment ? 75 per cent…

scan0143 Attached letter from Messrs. Brolt about their head lamp dimmer.
View original record W/S To C. from EFC. X4291 EFC2/T26.6.22. RE BROLT HEAD LAMP DIMMER. X4291 Please find attached letter from Messrs. Brolt, dated June 20th, regarding their head lamp dimmer, which may be of interest to…

scan0144 Request for a set of Barkers dipping headlight fittings for Mr. Royce's car, 6.EX.
View original record R.R. 185A (100 T) (S.H. 798, 10-12-20) G. 1947 X4555 W/S Sp. from Hs. Hsl/LG29.9.22. DIPPING HEAD LIGHTS FOR MR. ROYCE'S CAR 6.EX. Will you please send us a set of Barkers fittings for the dipping…

scan0145 Fitting side carriers for spare wheels and dipping headlights to the 6.EX car.
View original record Y4555 To Hs. from Da/Ev. c. to BY. RE. 6.EX Car. X.3923 X.4555 X.4095. Da/Ev2/M6.10.22. We note that you are fitting side carriers for the spare wheels similar to our scheme for the Goshawk N.sch.1249…

scan0146 Query regarding the expected delivery of dipping head lights for car 6.EX.
View original record X4555 W/S. Sg. from Hs. Hs5/LG12.10.22. 6.EX Car. Y3923 [crossed out] X4555 Will you please let us know when we can expect to receive the dipping head lights for the above car. Hs.

scan0147 Dispatch of parts to enable the headlights to dip for car no. 6 EX.
View original record X4555 15084 S/W Hs. Car no 6 EX Hs S/LG D.10.22 Barkers tell us they will dispatch the necessary parts to enable the headlights of the above to be made to dip, direct to you by passenger train on…

scan0148 Preference for dipping headlamps over a dimming switch.
View original record X4555 HS. EP. BY5-P16.10.22. RECEIVED HEAD LAMPS. It is interesting to note that whilst, as we know, .R, is against the use of a dimming switch, he distinctly favors the dipping head lamp idea, and…

scan0149 Letter from Barker & Co. confirming the despatch of dipping headlamp gear for Mr. Royce's Car.
View original record X4555 From BARKER & CO. (Coachbuilders), LTD. (BY APPOINTMENT TO H.M. THE KING.) Olaf Street, Latimer Road, Notting Hill London, W. Telephone - PARK. 4801-2-3-4-5 Telegrams - "Olafonla, Norland,…

scan0150 Design and placement of a dimmer switch for the Goshawk II's headlamps.
View original record BJ. from Da/Ev. c.c. to SG. & BY. DA/EV1/M27.10.22. X.4291 RE DIMMER SWITCH. X4555. GOSHAWK II. Replying to your BJ6/H171022, we may say that Mr. Royce has agreed to our making a design for dipping…

scan0151 Design and alternatives for headlight dimmers, favouring dipping headlights for the Goshawk model.
View original record X4291 To BJ. from R. c. to CJ. Wor. c. to PN. Ev. c. to Hs. EP. SP. R2/M28.10.22. X.4291. RE DIMMER. X.4555. We have decided to make the designs for the dipping head lights for the Goshawk. This we…

scan0152 Dipping headlight method and the effectiveness of side lights.
View original record Hs. X4555 PN2/DN/31.10.22. TO R. c. to BJ. Hs. EP. FROM PN. RE DIMMER. I am delighted to read from your R2/M28.10.22 that you consider in the present state of knowledge, the dipping head-light to be…

scan0153 Urgent internal order request for a 12-volt rear lamp for the Hawk Northcliffe car.
View original record X.1357 Ms. from Hs/TMW. 3.EX Car. Hs/TMW3/LG6.11.22. Will you please order from Messrs. Lucas - 1 rear 12-volt lamp complete. Type S.211. This is for use on the Hawk Northcliffe car. URGENT. Hs/TMW.

scan0154 Replacement of C.A.V. dash lamps with alternatives from Culver-Stearns Mfg. Co.
View original record X1357 To Sg. from Hs. c. to C. c. to Sp. c. to Ds/Ev. Hs6/L09.11.22. DASH LAMPS. X.1357 We notice on the Goshawk Trials Cars, and also on a number of new 40/50 cars, that the C.A.V. type instrument…

scan0155 Request to obtain a catalogue of lamps from Morris-Russel, issued by Culver-Stearns Mfg. Co.
View original record X1357. Ms. from Hs. Hs2/LG13.11.22. DASH LAMPS X.1357. Will you please obtain from Morris-Russel, Great Eastern St., London E.C. the Catalogue of Lamps issued by Culver-Stearns Mfg. Co., Detroit,…

scan0156 Request for feedback on Barker dipping headlight parts for Mr. Royce's 40/50 car.
View original record S/W (Hs) X4555 Hn6/LH15.11.22. Mr. Royce's 40/50 car. We recently sent you a set of Barker dipping headlight parts for the above car. Barkers now ask whether we are in a position to express an opinion…

scan0157 Explaining the inability to work on Goshawk left-hand controls due to other urgent projects.
View original record X4555 To BJ. from R. c. to CJ. c. to PN. c. to Hs. R3/M16.11.22. GOSHAWK. X.4239. X.4428. X.4555 Replying to your BJ10/H14.11.22., we cannot do anything at the moment with the left-hand controls on…

scan0158 Letter from Morris, Russell & Co. Ltd. enclosing a catalogue and promoting windscreen cleaners.
View original record X1357 1 extract TRADE MR MARK MORRIS, RUSSELL & CO., LTD. MANUFACTURERS' AGENTS SPECIALISING IN AUTOMOBILE ACCESSORIES. IMPORT AND EXPORT. 68, GREAT EASTERN STREET, LONDON, E.C. 2. ASSOCIATED…

scan0159 Letter to Morris-Russel requesting a catalogue of lamps from Culver-Stearns Manufacturing Co.
View original record Ref.- ROY/Ms5/DB. 14th November, 1922. Messrs. Morris-Russel, Great Eastern Street, LONDON, E.C. Dear Sirs, Will you be kind enough to let us have a Catalogue of Lamps issued by Culver-Stearns…

scan0160 Catalogue for dash lamps from a company in Detroit.
View original record Ms. from Hs. Hs2/LG13.11.22. DASH LAMPS X.1357. Will you please obtain from Morris-Russel, Great Eastern St., London E.C. the Catalogue of Lamps issued by Culver-Stearns Mfg. Co., Detroit, Mich. Wd.…

scan0161 Proposal for a dipping headlight mechanism using modified Lucas R850 lamps.
View original record X.4555. To BY. from Da. c. to CJ. Wor. Hs. Da3/M22.11.22. GOSHAWK 11. DIPPING HEAD LIGHTS X.4555. We send herewith N.sch.1354 shewing the arrangement of head lights pivoted about their centre of…

scan0162 Continued memorandum regarding the supply of fittings to coachbuilders or customers.
View original record contd:- -2- understood that we shall supply all these fittings to the order of the coachbuilders or customers. Da.

scan0163 The controls for the Goshawk 11 dipping headlights.
View original record To BY. from Da. c. to CJ. c. to Wor. c. to Hs X4555 Da4/M 22.11.22. RE. GOSHAWK 11. DIPPING HEAD LIGHTS X.4555. We send herewith N.sch. 1355 shewing the controls for the dipping lights from the lamp…

scan0164 Modifications to the Barker dipping headlight scheme on Mr. Royce's car.
View original record C. from Hs. X4555 Hs1/LG23.11.22. DIPPING HEAD LIGHTS ON MR. ROYCE'S CAR. We considerably modified the Barker scheme of dipping head lights when it was fitted to Mr. Royce's car. We do not like the…

scan0165 Extract discussing the dislike of an American-made instrument board lamp and plans for its replacement.
View original record X.1357. Extract from Da/Ev3/M5.12.22. X.4219. (2) IMPROVED INSTRUMENT BOARD LAMPS. X.1357. The Culver-Stearns instrument board light produced by Hs. and at present on the Northey Trials I believe, is…

scan0166 Extract discussing the implications of proposed new legislation regarding dipping headlights.
View original record X.4555 Extract from Da/Ev3/M5.12.22. X.4219. (1) DIPPING HEAD LIGHTS X.4555. So far as one could gather the scheme we have produced has no drawbacks as far as coachwork is concerned. We understand…

scan0167 Potential legislation on dipping headlights and authorising experimental sets.
View original record To BY. from Da. c. to Wor. Hs. X4555 Da3/M12.12.22. DIPPING HEAD LIGHTS X.4555. Sales have informed us that there is likely to be legislation on the subject of head lights, so that the matter is not…

scan0168 Instruction to return a Lucas headlamp to have a diffuser glass fitted instead of a plain one.
View original record To Ms. from Hs. c. to BF. c. to Chat. X.1357 Hs3/LG13.12.22. We are sending into the Stores for despatch to Messrs. Lucas, Well Street, Birmingham :- 1 Lucas Head lamp. This lamp has been returned…

scan0169 Letter to W.A.H. White declining a suggestion for lamp improvements, suggesting he contacts lamp manufacturers directly.
View original record X4291 Hs/Rml/LG. 22nd. Dec. 1922. W.A.H. White, Esq., 16, Holford Sq., King's Cross Rd., London W.C.1. Dear Sir, Improvements to Lamps. We thank you for your communication of the 19th.inst. and regret…

scan0170 Correspondence regarding a submission to Messrs. Lucas for dipping headlights on the Goshawk 11 model.
View original record X4555 DA. c. Hs. Hs BY/C1/P2.1.23. RECEIVED JAN 2 1923 GOSHAWK 11. DIPPING HEADLIGHTS. With reference to your DA3/M221122, we submitted N.sch,1354 shewing the arrangement of Headlights pivoted about…

scan0171 Letter from Joseph Lucas Ltd. regarding the design of dipping headlights for a 20HP chassis and regulations from the Lights on Vehicles Bill.
View original record R.R. 199 (250T) (S.D.676 19-7-17) MP 180865 COPY. JOSEPH LUCAS LTD. GREAT KING STREET, BIRMINGHAM. OL/DEHW. December 30/22. Messrs. Rolls Royce Ltd., DERBY. For the attention of Mr Whitehead. Dear…

scan0172 Inquiry about a dipping headlight system advertised by Barker for potential use on trials cars.
View original record X4555 P/W. Hs. Wa.8/Co.18.1.23 re Dipping headlights. I have before me the advertisement of a system for dipping headlights by Barker, Olaf Street, Latimer Road, W.11. This system appears to me very…

scan0173 Query regarding an experiment for 'Goshawk 11' dipping headlights with Joseph Lucas Ltd.
View original record By. from Wd. c.to RHO. c.to EFC. c.to Hs. X4555 Wd1/NJ18.1.23. X.4555 - "Goshawk 11" - Dipping Headlights Section 7004 Referring to By/HEB9/W17.1.23, will you please say whether you wish Joseph Lucas…

scan0174 Decision not to proceed with an experiment on Goshawk II dipping headlights due to impending legislation.
View original record X 4555 Wd. c. RHC. c. EFC. c. MS BY/C29/H. 18.1.23. X.4555. GOSHAWK II DIPPING HEADLIGHTS. SEC.7004. In reply to Wd1/NJ. 18.1.23. with reference to the scheme for dipping headlights, please note that…

scan0175 Correspondence regarding an order for a Lucas Tail Lamp for a 20 HP car.
View original record Wd. from Hs. X.1357 Hs3/LG19.1.23. LUCAS LAMPS. X1357 With reference to the [handwritten and crossed out: X4090] attached letter from Messrs. Lucas dated 9th.inst. We find that no tail lamp was sent…

scan0176 'Barker scheme' for dipping headlights and the development of a new system.
View original record Paris. Wa. from Hs. RE. DIPPING HEAD LIGHTS. Referring to your Wa3/Go16.1.23. We consider the Barker scheme of dipping head lights is the best we know of at present. On the set we have, we modified…

scan0177 The trial of a hand-controlled dipping headlight system for the Goshawk 11.
View original record To BY. from Da. c. to CJ. Wor. Hs. X.4555. Dal/M24.4.23. GOSHAWK 11. DIPPING HEAD LIGHTS. X.4555. As we wish to have a set of these lights tried as soon as possible, we have completed the scheme by…

scan0178 Lever and model ball joints for dipping headlights on car 4-G-11.
View original record E. from Hs. XC4585 Hsl/LG25.6.23. DIPPING HEAD LIGHTS. MADE AT CROXLEY We have despatched to you today - 1 Lever for dipping head lights on 4-G-11 and 2 model ball joints. Hs.

scan0179 Instructing the stores to despatch a Lever, Bracket, and two Ball Joints to Mr. W.W. Elliott.
View original record BP. from Hs. c. to Chat. X4555 Hs2/LG25.6.23. We are sending into the Stores for despatch to Mr. Elliott, W.W :- 1 Lever and Bracket also 2 Ball Joints. Will you please issue the necessary…

scan0180 The failure of dipping headlights from The Rapson Co. Ltd. on a 20 HP car due to issues with the operating cables.
View original record BY. from Hs. X4555 DIPPING HEAD LIGHTS. 20 HP. Referring to the attached letter from The Rapson Co.Ltd. We have fitted a set of these to a 20 HP. car but we cannot get them to work satisfactorily - it…

scan0181 Modifications to the 20 HP chassis head lamps, including height adjustments and dipping mechanisms.
View original record VU555 To BY. from Da/Ev. c. to R & Hs. DA/EVI/M22.6.23. RE 20 HP. CHASSIS HEAD LAMPS X.4291 X.4090 Referring to your BY11/P14623., and BY/C11/P20623, from what you say we gather that you have…

scan0182 Issues with the 20 HP dipping headlights, including handle load and rattling reflectors.
View original record X.4555 To BY. from DA/EV. DA/EV1/M4.7.23. c. to R. c. to HS. RE. 20 HP. DIPPING HEAD LIGHTS. X.4555 We have now fitted the correct lever on the instrument board, and have made the lamps work. The load…

scan0183 Development of a dimming switch and dipping headlamps for the 20.HP model.
View original record TO R. FROM DA/EV. c. to LHS. c. to HS. c. to BY. x4291 RE. 20.HP. HEAD LAMPS. x4555 We understand from Sales that it is required to fit a dimming switch on the 20.HP. headlamps similar to that which…

scan0184 Modifications to the Goshawk 11 dipping head lights and operating gear.
View original record To BY. from Da. c; to CJ. Wor. Hs. X.4555 Dal/M8.9.23. GOSHAWK 11. DIPPING HEAD LIGHTS X.4555. We send herewith N.sch.1454 shewing the dipping head light arrangement modified to suit the larger lamps,…

scan0185 Request to reduce the torque of a twisting spring on an engine foot countershaft.
View original record contd:- -2- We wish the twisting spring on the engine foot countershaft called fo-r on N.sch.1355 to give 10 inch.lbs. of torque to be reduced so as to give 1 inch lbs. Da.

scan0186 Fitment and modification of dipping headlamps on a 20 HP car.
View original record BJ. from Hs. X.4555 HS3/LG21.9.23. Referring to your BJ3/DN19.9.23 attached. The only set of dipping head lamps of RR. design fitted to the 20 HP. is fitted to 4-Goshawk-11 car which is at present…

scan0187 Sending two sets of Rapson Dipping Head-light fittings to the Stores for despatch.
View original record X4555 To BP. from Hs. c. to BY/Mtn. c. to Mr. Chatwin. Hsl/LG28.9.23. We are sending into the Stores :- 2 sets of Rapson Dipping Head-light fittings. Will you please have these despatched to the…

scan0188 Delay of revised dipping headlamps for a 20 HP All-Weather, instructing to fit fixed lights temporarily.
View original record To BY. from DA/EV. c. to Hs. X4555 DA/EV1/M8.9.23. RE. 20 HP. - ALL-WEATHER - HEADLAMPS. X.4090 X.4555 We do not think the revised scheme of dipping head lights will be perfected in time to be fitted…

scan0189 Development of an in-house dipping headlight system for the 20 HP model.
View original record To BY. from DA/EV. c. to R. Hs. X.4555 Da/Evl/M13.10.23. RE. DIPPING HEAD LIGHTS. 20 HP. X.4555. We understand that Barkers are still fitting a very clumsy and non-mechanical device for dipping the…

scan0190 Issues with the Barker headlamp dipping scheme and requesting information on a new system seen on Mr. Royce's car.
View original record TO Hs. FROM P.N. 4555 PN1/DN/19.10.23. I noticed on Mr. Royce's 20 HP car which I had a run on at Derby on Wednesday last, that the headlamps were dipping by a special scheme controlled from the…

scan0191 Modifications and standardisation of dipping headlights for the 20 HP chassis.
View original record To PN. from Hs. c. to DA/EV. X4555 Hs6/LG23.10.23. 20 HP. CHASSIS. DIPPING HEAD LIGHTS. X4090 X4555 With reference to your request for information in connection with the above, fitted to Mr. Royce's…

scan0192 Letter concerning unreceived nickel-plated headlight fittings from Messrs. Rapson.
View original record wd/DN from Hs. [Text struck through: BY/Attn.] X4555 Hs4/LG6.12.23. RAPSON DIPPING HEADLIGHT FITTINGS. With reference to the attc. letter from Messrs. Rapson dated 30th. ult. We do not remember ever…

scan0193 Receiving and fitting dipping head lights from Messrs. Lucas onto a car for examination.
View original record X4555 W/S. Sg. from Hs. Hs3/LG28.12.23. DIPPING HEAD LIGHTS. With reference to your Sg13/BM27.12.23 attc. We have just received the Lamps from Messrs. Lucas. We hope to have the car fitted with these…

scan0194 Letter concerning missing Nickel Plated Rods for Rapson Dipping Headlight Fittings.
View original record Hs. from O.O. X4555 Wd/Dn2/BH28.12.23. Rapson Dipping Headlight Fittings. With reference to your Hs4/LG6.12.23, respecting the 3 Nickel Plated Rods which Messrs. Rapson state were not returned with…

scan0195 Letter from Rapson Tyre & Jack Co. Ltd. regarding missing nickel-plated rods for 'Dipping' Headlight Fittings.
View original record CUSTOMERS' CARS ONLY DRIVEN BY OUR STAFF AT CLIENTS' OWN RISK AND RESPONSIBILITY. TYRE & JACK MANUFACTURERS BY APPOINTMENT TO H.M. THE KING Rapson TYRE & JACK COY. LTD. DIRECTORS: COL. R. HALSEY,…

scan0196 The inability to trace Rapson dipping headlight fittings, recommending the cost be charged to the Experimental Department.
View original record To Wd/DN. from Hs. X4555 Hs1/LG29.12.23. RAPSON DIPPING HEADLIGHT FITTINGS. Referring to your memo. Wd/Dn2/BH28.12.23 and letter attached from Messrs. Rapson dated Dec. 21st. We regret we are unable…

scan0197 Proposing a 20 HP car be sent to London for examination and approval of its dipping headlights.
View original record To BJ. from Hs. c. to C. c. to Sg. c. to DA/EV. +4555 Hs7/LG30.1.24. DIPPING HEAD LIGHTS - 20 HP. +4555 We propose sending a 20 HP. to London (Conduit St.) on Friday, fitted with RR. dipping…

scan0198 The testing and improvement of dipping headlights for the 20 HP model.
View original record R.R. 493A (40 H) (SL 42 12-7-23). J.H., D. 4555 EXPERIMENTAL REPORT. Expl. No. 4555 REF:Hs3/LG31.1.24. To R. from hs. c. to CJ. RG. c. to DA. E. c. to BY. 20 HP. DIPPING HEAD LIGHTS. We have completed…

scan0199 Potential to make dipping headlamps standard on the Goshawk model.
View original record To HS. RG. ) FROM R. E. DA. ) X.4555 R1/M9.2.24. DIPPING HEAD LAMPS - GOSHAWK. I am assumung that WW. and you will get the improvement made to complete these in case they are to be made standard.…

scan0200 Comparing the effect of R.R. and Barker dipping headlights on a 20 HP car.
View original record To Hs. from BJ. X4555 BJ8/H12.2.24. DIPPING HEADLIGHTS ON 20 H.P. With reference to your memo. of the 30th, ref: Hs7/LG30.1.24, I attach a copy of C/Hn7/MH9.2.24. I am not sure exactly what is the…

scan0201 Design and performance of a dipping headlight mechanism.
View original record C O P Y. BJ. C/Hn7/MH9.2.24. Re DIPPING HEAD LIGHTS. With reference to your note on Memo. Hs7/LG30.1.24, attached, I beg to give you below an extract from the minutes of the meeting of the C.S.C. on…

scan0202 Extract from a sales visit report discussing criticisms and modifications for dipping headlights.
View original record X.4555 Extract from DA/EV1/M12.2.24 - VISIT TO SALES FEB. 8th. (7) RE. CRITICISMS OF C.S.C. ON DIPPING HEADLIGHTS. EV. remarked that the sagging wire complained of should not have existed as there…

scan0203 Optimal angle for dipping headlights, comparing the Barker scheme with tests on Lucas lamps.
View original record X4555 To DA/EV. from Hs. c. to LHS. c. to E. c. to BY. c. to RG. Hs2/LG14.2.24. RE. DIPPING HEAD LIGHTS. We suggest that before we adopt the angle of dipping used on the Barker scheme, we should…

scan0204 Dipping angle of headlights for the 20 HP and Goshawk models, referencing the 40/50 HP.
View original record X.4555 To Hs. from DA/EV. c. to BY. DA/EV1/M16. 2. 24. DIPPING HEAD LIGHTS. 20 HP. X.4555. Sales inform us that on the 40/50 HP. Messrs. Barkers make the large lamps used on these cars dip to the…

scan0205 The design specifics for dipping head lights, including the fork tube and spring mechanism.
View original record BY. from Hs. 44555 Hs5/LG22. 2. 24. RE. DIPPING HEAD LIGHTS. We are expecting you to supply particulars of the increased size of tube for the fork supporting the dipping head lamps. The spring…

scan0206 To Mr. Chatwin regarding a damaged Lucas side lamp to be returned to the manufacturer for repair.
View original record Ms. O.O. from Hs. c. to Mr. Chatwin. X1357 Hs7/LG27.3.24. We are sending into the Stores - 1 Lucas side lamp - which has been damaged. Will you please have this returned to the makers for repair. Will…

scan0207 Design of dipping headlights, noting criticisms of a previous model and suggesting improvements.
View original record To HS. from DA/EV. X.4555 DA/EV1/M4.6.24. DIPPING HEAD LIGHTS. X.4555. Mr. Royce is bringing the matter up of dipping head lights of RR. design, and would like to know whether you have a car on which…

scan0208 Design options and preferences for dipping headlights for model EAC.2, referencing a previous Goshawk design.
View original record X4555 SECRET To CJ. BJ. FROM R. R1/M20.6.24. E.A.C.11. RE. DIPPING HEAD LIGHTS. X.4555. We are about to consider the design of head lamps for EAC.2. and would like to know what are your present views…

scan0209 Sending a car fitted with new type dipping headlights to London for sales examination.
View original record W/S. C. from Hs. +4555 Hs5/LG2.7.24. DIPPING HEAD LIGHTS. As soon as we have a car fitted with the new type dipping head lights, we will send it to London for Sales to examine. Hs.

scan0210 Request for a sample of the latest dipping headlamp design for standardisation purposes.
View original record from BY S/W X1555 C9/C2.7.24. Dipping Headlights. BJ. informed the Sales Conference that you were suggesting standardising your type of dipping headlamps, and it was decided that you should be asked…

scan0211 Confirmation of a wire regarding sending a Goshawk with specific lamps and cabling.
View original record X4555 CONFIRMATION OF WIRE. .HIVES. ROYCAR. DERBY. WEST WITTERING. 4th. JULY 1924. COULD YOU SEND GOSHAWK TO SALES ON WEDNESDAY HAVING LARGE DIPPING LAMPS DIP ANGLE TWENTYFIVE DEGREES AND THICK CABLE…

scan0212 Inability to fit a Goshawk car with 25° dipping headlamps as requested by Sales.
View original record To DA/EV. from Hs. X4555 Hs3/LG4. 7. 24. With reference to your telegram asking for a Goshawk car to be sent to Sales on Wednesday fitted with dipping head lamps with 25° angle. We are afraid it will…

scan0213 Requested modifications for dipping head lights on a 20 HP chassis.
View original record To HS. from DA/EV. c. to CJ. & BY. 4555 DA/EV1/M4.7.24. GOSHAWK. X.4555. DIPPING HEAD LIGHTS. Referring to our RL/M20.6.24., addressed to CJ., we are informed that whilst the Sales conference are…

scan0214 Fitting of dipping headlights to 20 HP cars.
View original record X.4555 To LHS. from DA/EV. c. to BY. HS. DA/EV1/M7.7.24. 20` HP. DIPPING HEAD LIGHTS. X.4555. The Works inform us that the only car fitted with our design of dipping head lights is 4-G-11., and that…

scan0215 Requesting an update on the design for Goshawk dipping headlamps.
View original record To Hs. from BJ. BJ26/H10.7.24. X4555 Goshawk. Dipping Head Lights. With reference to DA/Evl/M4.7.24, can you please let us know when Sales are likely to see the design of dipping headlamps, with…

scan0216 Secret memorandum discussing modifications to the front end of a car, specifically the dipping head lights.
View original record +4555 To BY. from DA. c. to CJ. HS. S E C R E T. EAC.11. RE. FRONT END OF CAR. DA2/M18.7.24. X.9390 X.4555 Herewith we send N.sch.1824 shewing the wing stays, dipping head lights, and operating gear,…

scan0217 Alteration or refitting of dipping headlamps on car 4-GII.
View original record S/W Hs. X4555 C5/C21.7.24. Dipping Headlamps. 4-GII is expected back during the middle of September. Do you wish to alter the dipping headlights on this or will it be quicker for you to fix them up on…

scan0218 Short memo regarding the fixing and sending of dipping head lights.
View original record To C. from Hs. X4555 Hs9/LG24.7.24. RE. DIPPING HEAD LIGHTS. C5/C21.7.24. We are fixing the dipping head lights up on another car and will send it to Sales immediately after the holidays. Hs.

scan0219 Secret memorandum concerning the design and fittings for a new model's bonnet and dashboard.
View original record To BY. from DA/EV. c. to CJ. HS. X4555 S E C R E T. DA/EV2/M15.9.24. EAC.11. BONNET AND DASH. X.8260 X.8240 X.8500 X.4555 We thank you for your telegram of today. Herewith we attach a dimension sketch…

scan0220 Secret memo regarding the design and fitting of dipping headlamps for Mr Royce's new car.
View original record To Ry. from Ev. copy Hs X4555 EV2/9-5-25. SECRET E.A.C.II. DIPPING HEADLAMPS FOR Mr ROYCE'S CAR. We send herewith N.Sch.1855. shewing the controls for the Dipping Head-lamps as designed for E.A.C.II.…

scan0221 Sending a damaged Lucas tail lamp for a 40/50 HP vehicle to the stores for repair.
View original record To Ms. from Hs. c. to Mr. Chatwin - Stores. X1357 Hs4/LG18. 7. 25. We are sending into the Stores :- 1 Lucas tail lamp No. S.221. (40/50 HP.) Will you please ask the makers to repair this lamp which…

scan0222 The return of a Lucas rear lamp to the makers for repair.
View original record To Wd/Ms. from Hs. c. to Mr. Chatwin. c. to BP. X.1357? Hs2/LG7.9.25. We are sending into the Stores - 1 Lucas rear lamp - type No. B.211S. Will you please have this lamp returned to the makers for…

scan0223 The return of a Lucas tail lamp to the makers for repair.
View original record X1357 To Wd/Ms. from Hs. Mr. Chatwin. Hs2/LG28.11.25. Herewith 1 Lucas tail Lamp No.S. 221. Will you please have this returned to the makers for repair. Will you also please issue the necessary…

scan0224 Requesting the exchange of incorrect double-pole tail lamp bulb holders for single-pole ones.
View original record To Wd/Ms. from Hs. c. to Mr. Chatwin. X1357 Hs1/LG11.1.26. We are sending into the Stores :- 4 double-pole tail lamp bulb holders (Lucas) Will you please have these returned to the makers as these…

scan0225 Instructing the return of tail lamps to Messrs. Lucas for repair.
View original record To Wd/Ms. from Hs. c. to Mr. Chatwin. X1357 Hs2/LG12.1.26. We are sending into the Stores for despatch to Messrs. Lucas, Birmingham :- 3 Tail lamps No. S. 221. 1 " " No. S. 226. Will you please have…

scan0226 Sheet metal wing stays and fixed headlamps for chassis EAC.8.
View original record To BY. from DA. c. to CJ. Hs. X4555 DAG/M2. 2.26. EAC. 8. WING STAYS. X. 7390 X. 4555 Herewith we send N.sch.2136 shewing the sheet metal wing stays for EAC. 8. We have been working on these in…

scan0227 Requesting the return of two Lucas Tail lamps to the manufacturer for repair.
View original record To Wd/Ms. from Hs. c. to Mr. Chatwin. X1357 Hs3/LG11.2.26. We are sending into the Stores. 2 Lucas Tail lamps No.S.221. Will you please return these lamps to the makers for repair. Will you also…

scan0228 Instruction to Messrs. Lucas to carry out repairs on tail lamps.
View original record To O.O. from Hs. X1357 Hs1/LG18.2.26. TAIL LAMPS. Will you please instruct Messrs. Lucas to carry out the repairs as stated in the attached letter - ref. GHS/13D of the 17th.inst. Hs.

scan0229 Tail lamp being sent to stores for return to Messrs. Lucas for repair.
View original record To Wd/Ms. from Hs. c. to Mr. Chatwin. X1357 Hsl/LG20.2.26. We are sending into the Stores :- 1 Tail lamp No. S.221. Will you please return this to Messrs. Lucas for repair. We you also please issue…

scan0230 Returning incorrect double-pole lamp holders to the supplier, Lucas, and requesting single-pole replacements.
View original record To Wd/Ms. from Hs. c. to Mr. Chatwin. X.1357 Hs1/LG23.2.26. We are sending into the Stores. 2 Lucas double-pole lamp holders. These were returned from Messrs. Lucas with the last tail lamps which they…

scan0231 Return of a Lucas Tail Lamp to the maker for repair.
View original record X1357 To Wd/Ms. from Hs. c. to Mr. Chatwin. Hs2/LG20.1.26. We are sending into the Stores :- 1 Lucas Tail Lamp No. B.211. Will you please have this lamp returned to the makers for repair. Will you…

scan0232 Instructions for returning two Lucas Double-pole Lamp Holders to the manufacturer for replacement.
View original record My/Mt. c. to Hs. X.1357 Wd/JT9/HP24.2.26. With reference to the two Lucas Double-pole Lamp Holders sent into stores for return to makers, in accordance with Hs1/LG23.2.26. Herewith label which we wish…

scan0233 Correspondence regarding the return of incorrect lamp holders to J. Lucas Limited and receiving replacement adaptors.
View original record Z Hs. c. to My/WH. c. to D/BP. (1357) Wd/JT27/HP3.3.26. In accordance with Hs1/LG23.2.26, we returned to Messrs. J. Lucas Limited. Birmingham for free replacement the following:- 2 Lucas double-pole…

scan0234 Letter from Flexible Lamps Ltd. regarding their 'Rubbolite' unbreakable rubber tail lamps.
View original record Reg. Trade Mark : "RUBBOLITE." TELEPHONE No.: LANGHAM 1222 FLEXIBLE LAMPS LIMITED, PATENTEES AND MANUFACTURERS OF RUBBER LAMPS FOR ALL PURPOSES. SPECIALISTS IN UNBREAKABLE MOTOR CAR LAMPS. DIRECTORS:…

scan0235 Requesting a Lucas tail lamp be returned to the makers for repair of a single pole lamp holder.
View original record To Wd/Ms. from Hs. c. to Mt. X.1357 Hs/6/LG21.6.26. We are sending into the Stores :- 1 Lucas tail lamp No.S.221. Will you please have this lamp returned to the makers for repair - the lamp requires a…

scan0236 Quality and superiority of continental Carl Zeiss headlamps over English Lucas lamps.
View original record To Hs. from Da/Ev. X2655 DA/EV1/M23.7.26. RE HEADLAMPS. X.8800. X.1357. X.1369. Referring to Hs/Rm2/LG19.7.26, concerning the lamps on 10-EX, we know of no English lamp which is superior to the Lucas,…

scan0237 Improved sample lamp from Flexible Lamps Ltd, comparing its finish and price to a Lucas lamp.
View original record Hs. from ROY. ------------ X1357 ROY1/MG11.8.26 -------------- You will recollect Flexible Lamps Ltd sent in a sample lamp some months ago which we thought was very badly finished. They have now…

scan0238 Letter to Lucas Electrical Co. Ltd. about the benefits and operation of double filament headlamp bulbs.
View original record X1357 Hs/Rm3/T. 23rd August, 1926. Messrs. The Lucas Elec. Co.Ltd., Well Street, Birmingham. X.1369 X.1357 X.4291 Dear Sirs, We have received the following letter from America with reference to a…

scan0239 Page two of a letter discussing the search for more powerful headlamps for the 40/50 car.
View original record -2- Contd. We are also at present looking for a head lamp having greater illuminating powers than those at present fitted to our 40/50 car. We do not find these latter very satisfactory for high…

scan0240 Letter from Joseph Lucas Limited discussing the performance of double filament headlamp bulbs.
View original record CONTRACTORS TO THE ADMIRALTY, WAR OFFICE, AIR MINISTRY, INDIA OFFICE, G.P.O. AND LEADING RAILWAYS. Codes: A.B.C. 5TH & 6TH EDITN & BENTLEYS. TRADE MARK 'KING OF THE ROAD' LAMPS, HORNS, 'CYCLEALITIES',…

scan0241 Letter from Joseph Lucas Ltd. discussing headlamp bulb technology and test results.
View original record WF45 JOSEPH LUCAS LTD., To Messrs. Rolls-Royce Ltd., D E R B Y. PAGE DATE 2 25th August, 26. light on the normal filament with no perceptible interference but on changing over to the half obscured…

scan0242 Letter from Joseph Lucas Ltd. discussing the exterior shape and size of a lamp casing.
View original record WF45 JOSEPH LUCAS LTD., PAGE DATE To Messrs. Rolls-Royce Ltd., D E R B Y. 3 25th August, 1926. your views with regard to the exterior shape of the casing. We are of course, well aware that we can get…

scan0243 Letter to supplier J. Lucas Ltd. giving feedback and requirements for a new headlamp design.
View original record X1357 COPY HS. "CAMACHA" WEST WITTERING CHICHESTER. 30th Aug. 1926 Messrs. J. Lucas Ltd., Birmingham. For attention of O. Lucas Esq. Dear Sirs, Re Headlamps. X.1357 X.1369 X.4291 X8800 Our Works…

scan0244 Authorizing the acquisition of a pair of Carl Zeiss headlamps for a 10-EX Phantom-Barker sports car.
View original record To SG. from DA/EV. c. to Hs. K2655 DA/EV1/M30.8.26. RE HEADLAMPS. X.8800 X.1457 X.1369 In view of the desire to obtain a more efficient headlamp, we are authroised by R. to obtain a pair of Carl Zeiss…

scan0245 Letter to J. Lucas Ltd. regarding the design and features of a new headlamp.
View original record COPY HS. x2655 "CAMACHA" WEST WITTERING CHICHESTER. 30th Aug. 1926 Messrs. J. Lucas Ltd., Birmingham. For attention of O. Lucas Esq. Dear Sirs, Re Headlamps. X.1357 X.1369 X.4291 X8800 Our Works…

scan0246 Extract suggesting the Phantom (10-EX) would be a good car to fit with Zeiss headlamps.
View original record X2655 Extract from R2/M23.9.26. RE PHANTOMS (10-EX) It would be a good car on which to fit the Zeiss headlamps.

scan0247 Confidential memo regarding Sheffield Simplex dipping lamps and their application to a standard Phantom.
View original record CONFIDENTIAL. to HS/Rm from EV. X4555 HS/Rm2/LG 1.10.26. RE SHEFFIELD SIMPLEX DIPPING LAMPS. From a later communication of ours you will see that we have instructed Messrs Sheffield Simplex to send…

scan0248 Letter to Sheffield-Simplex Ltd requesting a set of dipping lamps for testing on a Phantom car.
View original record COPY TO HS. X4555 "CAMACHA". WEST WITTERING. CHICHESTER. 5th. October 1926. HS RECEIVED STAMP: OCT 7 1926 Messrs Sheffield-Simplex Ltd. Canbury Park Road, KINGSTON-ON-THAMES. FOR ATTENTION OF MR.…

scan0249 Seeking clarification on the term 'paper shanks', believed to be 'taper shanks', in relation to dipping headlights.
View original record To DA/EV. from Hs/Rm. X4555 Hs/Rm2/LGl1.10.26. DIPPING HEAD LIGHTS. X4555 With reference to your letter of the 5th.inst. addressed to Messrs. Sheffield Simplex in connection with the above. We are…

scan0250 Letter to Sheffield-Simplex Ltd requesting the supply of standard dipping headlamp fittings for a 40/50 Phantom chassis.
View original record HS OCT 13 1926 Copy to - HS. Copy to - WD. RECEIVED ORIGIN X45T5 "CAMACHA". WEST WITTERING. CHICHESTER. 12th. October 1926. Messrs Sheffield-Simplex Ltd. Canbury Park Road. KINGSTON-ON-THAMES. FOR…

scan0251 Letter from The Sheffield Simplex Company regarding the dispatch of a set of Automatic Dipping Headlight fittings for a 'New Phantom' chassis.
View original record REFERENCE GHA/DG Please file. X4555 THE RIGHT HON. THE EARL FITZWILLIAM, K.C.V.O., C.B.E., D.S.O. CODES: WESTERN UNION, MARCONI. THE SHEFFIELD SIMPLEX COMPANY Canbury Park Road, KINGSTON-ON-THAMES.…

scan0252 Fitting information for the Sheffield Simplex Automatic Dipper.
View original record THE SHEFFIELD SIMPLEX COMPANY. SHEFFIELD SIMPLEX AUTOMATIC DIPPER. FITTING INFORMATION. The CYLINDER is preferably set vertically, but can be set horizontally or at an angle if necessary. The piston…

scan0253 Fitting instructions for headlamp attachments and automatic dipper sets from The Sheffield Simplex Company.
View original record - : 2 : - FITTING. The Heads are adaptable to most existing brackets, but Fork brackets have to be cut off and the stem studded to take our Heads. It is essential to set the Heads carefully to ensure…

scan0254 From RS to HS regarding the 'Artic' anti-dazzle headlight.
View original record TO HS. FROM RS. X4555 RS1/M3.11.26. "ARTIC" ANTI-DAZZLE HEADLIGHT. R. has received the attached letter and particulars relating to the above. He would be glad to know if you have any authoritative…

scan0255 Advertising leaflet for ARTIC Green Ring Non-Dazzle Headlamps and fitments.
View original record ARTIC GREEN RING NON-DAZZLE HEADLAMPS. Non-Dazzle Fitment adapted to Lucas Type R45 6-in. Headlight. Penetrating Range 259 feet. Non-Dazzle Range 160 feet. The ARTIC Non-Dazzle Fitment can be easily…

scan0256 Royal Automobile Club certificate of performance for 'Artic' Non-Dazzle Headlamps.
View original record (COPY) ROYAL AUTOMOBILE CLUB Certificate of Performance No. 638. (UNDER THE GENERAL COMPETITION RULES OF THE A.I.A.C.R. AND OF THE R.A.C.) “ARTIC” NON-DAZZLE HEADLAMPS. 1st September, 1926. This is to…

scan0257 The 'Arctic' Anti Dazzle Headlight device.
View original record To RS. from Hs. N4555 Hs2/LG15.11.26. 'ARCTIC' ANTI DAZZLE HEADLIGHT. X4555 Replying to RS1/M3.11.26. We have hadno experience with this device. We have a pair of Lucas head lamps No.RB-71 which we…

scan0258 The 'Arctic' Anti-Dazzle Scheme for lamps.
View original record TO HS. FROM RS. N4555 RS1/M18.11.26. 'ARCTIC' ANTI-DAZZLE SCHEME. Replying to your HS2/LG151126., we have informed the promoter of the above device that it would probably be much better for him to…

scan0259 The despatch of Lucas tail lamps for repair, specifying the need for single pole adaptors.
View original record To Wd/Ms. from Hs. c. to Mt. (Stores) X1357 Hs2/LG10.12.26. We are sending into the Stores for despatch to Messrs. Lucas :- 2 Lucas tail lamps - No.S.221. Will you please instruct Messrs. Lucas to…

scan0260 The procurement of Zeiss headlamps for an Open Touring Phantom Car 10-EX.
View original record X2655 To DA/EV: from Hs/Rm. Hs/Rm6/LG13.12.26. OPEN TOURING PHANTOM CAR - 10-EX. X8774 X1357 With reference to the Zeiss head lamps for this car. We are not sure whether you have got these, Sales are…

scan0261 Supply of Zeiss headlamps and a full-scale drawing for the 10-EX model.
View original record To BY. from EV. c. to hs. X2655 EV4/2.1.27. RE. HEADLAMPS FOR 10-EX. X.8774 X.1357 X.8800 We send herewith N.sch.2349 which is a full scale drg. of the largest size of Zeiss headlamp such as is to be…

scan0262 Delay in receiving a sample of a new Lucas lamp.
View original record To EV. from Hs/Rn. X 7800 Hs/Rnl/T24.1.27. With reference to EV5/2.1.27, we have not yet received the sample of the new Lucas lamp which you enquired about in connection with EAC.7. Hs/Rn.

scan0263 Scheme for a tool box in the running board for car EAC.7.
View original record To Hs. and BY. from EV. X.7800 EV2/21.1.27. EAC.7. TOOL BOXES. X.7830 X.7390 X.7580 X.7800 We shall be posting to you in a day or so a scheme for a tool box in the running board for EAC.7. first car.…

scan0264 Delivery and fitting of wings, valances, and lamps for car EAC.7.
View original record To Hs. from EV. c. to BY. WINGS AND VALANCES EAC.7. Messrs. Hooper and Co. inform us that as they have arranged to put EAC.7. coachwork on the special urgency list, they will be able to give delivery…

scan0265 Returning a tail lamp to the makers for repair and to be supplied with single pole adapters.
View original record Y1357 To Wd/Ms. from Hs. c. to Mt. (Stores). Hs1/LG9.2.27. We are sending into the Stores for despatch to Messrs. Lucas :- 1 tail lamp Type S.221. Will you please have this lamp returned to the makers…

scan0266 Instruction to send a Zeiss headlamp for a new front glass fitting and to order three new bulbs.
View original record To Wd/Ms. from Hs. X2655 Hs1/LG17.2.27. Please send one Zeiss headlamp to the Zeiss agency (London) to have new front glass fitted. Also please order 3 new bulbs to suit the lamp. Hs. O/64771.

scan0267 Request to despatch a tail lamp to Messrs. Lucas for repair and modification from a double to a single pole adapter.
View original record To Wd/Ms. from Hs. c. to Mr. Matthews (Stores). X/357 Hs/LG7.3.27. Will you kindly have despatched to Messrs. Lucas :- 1 tail lamp - Type B.210 which we have sent into the Stores to await your…

scan0268 From Carl Zeiss (London) Ltd. regarding unreceived enclosures from a previous letter.
View original record DIRECTORS: J. W. ATHA (BRITISH) A. F. DEGENHARDT (BRITISH) P. HENRICHS (GERMAN) MEMORANDUM X2655 FROM CARL ZEISS (LONDON) LTD. WINSLEY HOUSE, WELLS STREET OXFORD STREET TELEGRAMS: ZEISSAG, WESDO,…

scan0269 Price list and specification sheet for Zeiss Electric Spotlights, models ZESS 80 and ZESS 120.
View original record ZEISS ELECTRIC SPOTLIGHT TYPE ZESS 80 and ZESS 120 Elegant Design Highest optical efficiency / Universal mounting Low current consumption / Convenient manipulation Prices: | Type Symbol | Finish |…

scan0270 Advertisement for Zeiss automotive lighting products.
View original record CARL ZEISS JENA ZEISS Auto 93 G. B.

scan0271 Advertisement by Carl Zeiss Jena for aftermarket headlights for American cars.
View original record To Owners of American Cars The golden rule that good light adds materially to the safety of the car and its occupants has particular significance since the headlights of American cars are in most…

scan0272 Advertisement for Carl Zeiss automotive lighting and signaling equipment.
View original record The Equipment of your car also should include: ZEISS HEADLIGHTS. The most efficient illumination for Automobiles. Technically and Optically perfect. ZEISS SPOTLIGHTS Fitted with the same tested…

scan0273 Catalogue page for Zeiss auto headlights, projector lamps, and spotlights.
View original record Page 6 CARL ZEISS JENA Auto 94 Engl. ZEISS AUTO HEADLIGHTS with specially ribbed front-glass combined with Zeiss mudguard lights and antiglare device, including stationary lamp. Fig. 5. 5553 Fig. 6.…

scan0274 Brochure for Carl Zeiss Jena auto headlights, detailing their design, anti-glare features, and various models.
View original record Page 2 CARL ZEISS JENA Auto 94 Engl. When motoring at night, the safety of the car and its occupants depends in a great measure upon the lighting equipment which it carries. It is entirely in the…

scan0275 Leaflet for Carl Zeiss vehicle lighting including headlights, spotlights and the 'Contal' signal ring.
View original record CARL ZEISS JENA The Equipment of your car should also include: Zeiss Headlights and Zeiss Spotlights unsurpassed for long range, effective illumination and quality; further the Contax Direction…

scan0276 Brochure for the 'Contal' Signal Ring, an aftermarket horn-operating device for automobiles manufactured by Carl Zeiss.
View original record CARL ZEISS JENA Contal The new Signal Ring (Manufactured by Contessa-Nettel A.-G., Stuttgart) The mere fact that Motoring Schools are establishing more and more by means of practical tests the…

scan0277 Sales leaflet for the 'Contax' vehicle direction indicator system by Carl Zeiss Jena.
View original record CARL ZEISS JENA Fig. 5. For cars with left hand drive or closed cars. Front: Contax II. Rear: Contax II or Contax III. The front Direction Indicator will, therefore, be fixed to the right or left of…

scan0278 Promotional leaflet for the 'Contax' electro-magnetic direction indicator and stop sign for motor vehicles, manufactured by Zeiss-Ikon.
View original record Page 2 CARL ZEISS JENA Contax (Manufactured by Zeiss-Ikon A.-G. Contessa-Works Stuttgart) The reliable electro-magnetic Direction Indicator for all Motor Vehicles. Colour of the Direction Arrow and of…

scan0279 Price list and renewal parts catalogue for Carl Zeiss Jena projector lamps for vehicles.
View original record Page 4 CARL ZEISS JENA Auto 94 a RENEWAL PARTS When ordering renewal parts or single projector lamps quote the Factory Number which is to be found on the casings, fork eyes, or hinge fittings.…

scan0280 Price list for Carl Zeiss electric motor car headlamps, spotlamps, boat projector lamps, bulbs, and related accessories.
View original record Page 2 Auto 94 a CARL ZEISS JENA ELECTRIC MOTOR CAR HEAD LAMPS Type | Finish | Codeword | Price £ Each ---|---|---|--- ZAP 250 | black | Autvadsel | 9 12 0 | black with nickel rim | Autvadsim | 9 12 0…

scan0281 Internal request to order two festoon lamps, one from Messrs. Lucas and one from Messrs. Bonnella.
View original record X1359 To ROY. from Hs/Rm. Hs/Rm3/LG14.4.27. Will you please order for us for cash against return from Messrs. Lucas :- 1 Lucas D.10. type festoon lamp 15/6d. Code word FAHGAB. and from Messrs.…

scan0282 Returning a hood lamp to Connella & Sons Ltd. and retaining a festoon lamp from Lucas.
View original record X1357 To Wd/Ms. from Hs/Rm. c. to Mt. (Stores). Hs/Rm2/LG26.4.27. We are sending into the Stores to be returned to - Messrs. Connella & Sons. Ltd., 46-48 Osnaburgh St., Euston Rd., London N.W.1. 1…

scan0283 Letter from Joseph Lucas Limited chasing the delivery of special parts for headlamps for a car being sent to West Wittering.
View original record REGISTERED OFFICES & GENERAL DEPTS. GREAT KING STREET, BIRMINGHAM. LONDON OFFICE & SHOWROOMS. 224, SHAFTESBURY AVENUE, W.C.2 [Handwritten top right: 4555] TELEGRAMS: 'LUCAS, BIRMINGHAM' TELEPHONE:…

scan0284 Follow-up letter regarding Lucas and Bonnella Festoon Lamps obtained on approval, requesting a requisition for the lamp being kept.
View original record Hs/Rm. X1357 ROY/GEA3/EB16-5-27. With further reference to the Lucas and Bonnella Festoon Lamps obtained on approval. Are we to understand that you are retaining the Lucas and wish us to return the…

scan0285 Confirming the retention of a Lucas 'festoon' lamp and the return of a Bonnella lamp.
View original record X1357 To ROY/GEA. from Hs/Rm. Hs/Rm1/LG17.5.27. With reference to ROY/GEA3/EB16.5.27. We wish to retain the Lucas 'festoon' lamp which was ordered on approval some 3 weeks ago, and should be obliged…

scan0286 Listing blueprints in connection with dipping headlamps for the 20 HP and 40/50 HP chassis.
View original record RECEIVED MAY 18 1927 Hs DA/EV. c. to Hs. XL 4555 BY/Cgh23/G.17.5.27. EXPERIMENTAL DESIGNS. As requested in DA/EV1/M.14.5.27. we send you herewith the following blueprints in connection with dipping…

scan0287 Unavailability of double-pole adaptors for cars and the return of a sample.
View original record X1357 To Roy. from Hs/Rn. Hs/Rm3/LG21.7.27. We have no cars fitted with double-pole adaptors. Hs/Rn. Sample returned herewith.

scan0288 Pair of special Lucas Nickel Plated Head Lamps for experimental testing.
View original record Hs. X1357 BY/Cgh20/K. 22. 7. 27. We have handed to you one pair of special Lucas Nickel Plated Head Lamps which have been prepared for us to test out experimentally. All the necessary parts including…

scan0289 Features and modifications for the Sports Phantom series EAC.14.
View original record To BY. from DA/EV. c. to Hs. BJ. L4555 EV1/W13.10.27. RE. SPORTS PHANTOM [PHANTOM is struck out] X.8774 X.8470 X.8430 X.8500 X.4555 We send herewith N.sch.2484 shewing the following features which we…

scan0290 New practical scheme for dipping headlamps, its design, potential patenting, and comparison to existing systems.
View original record hs. From R. c. to BJ. BY. C. Sg. Mr. Claremont. X4555 R10/M20.10.27. RE. DIPPING HEADLAMPS. X.4555 X.1357 We believe we have now a very practical scheme of support and wiring for our system of dipping…

scan0291 Ordering and producing drawings for dipping headlamps from Lucas & Co.
View original record BY. from DA. c. to BJ. Hs. X4555 DA5/M22.10.27. EAC.14 DIPPING HEADLAMPS. X.4555 X.1357 We send herewith N.sch.2490 shewing the large Lucas headlamp mounted for dipping. Particulars of the control…

scan0292 Order for Lucas head lamps and a request for a set with dipping reflectors.
View original record To BY. from Hs/Rn. X4555 Hs/Rm2/LG24.10.27. LUCAS HEAD LAMPS. X1357 We understand that we have on order several sets of the new type of Lucas head lamp. We consider that it would be very desirable if…

scan0293 New schematics for dipping headlamps and an alteration to the ball end fitting.
View original record BY. from DA. c. to BJ. Hs. X4555 DA2/M29.10.27. EAC.14 - DIPPING HEAD LAMPS. X.4555 X.1357 Herewith we send N.schs. 2495/6 shewing the control for the dipping headlamps. It will be noticed that we…

scan0294 Design and distribution of rear number plates and tail lamps for sports cars to coachbuilders.
View original record BY. Hs. from DA/EV. c. to HN. X1357 DA/EV3/MA.11.27. RE. EAC.14. REAR NUMBER PLATE. X.4152 X.8800 X.1357 We have sent Messrs. Jarvis & Son Ltd., Barker & Co.Ltd., and Hooper & Co.Ltd., a design for…

scan0295 The new Lucas Dippers, proposing to fit a set on a 20 HP car for testing.
View original record S/W. Hs. 74555 Sg9/M/4.11.27. Re: Dippers. Doubtless you saw at the Show, or have seen in the Motor Press, description of the new Lucas Dippers which claim results by dipping the reflectors instead of…

scan0296 The design of new Lucas headlamps not permitting dipping reflectors and the despatch of a pair.
View original record Hs. X.7800 BY/Cgh15/G.4.11.27. LUCAS HEADLAMPS. With reference to Hs/Rm2/LG.24.10.27. we have now heard from the Lucas people that the design of the new headlamp does not permit the use of dipping…

scan0297 The incompatibility of dipping reflectors with a new lamp type from the supplier Lucas.
View original record W/S.. To Sg. from Hs. 44555 Hs1/LG5.11.27. RE. DIPPERS. Sg9/M4.11.27. X 1357 We have been in communication with Messrs. Lucas on this matter and they have pointed out that they cannot fit the dipping…

scan0298 Sending a drawing of a rear light and number plate for a sports car, with a request for prints.
View original record To BY. from EV. c. to Hs. X1357 EV1/5.11.27. EAC.14. X.8774 X.1357 We send herewith N.sch.2498 shewing the rear light and number plate of the Sports car. As we have already sent the coachbuilders…

scan0299 Request to obtain four lamp bulbs similar to a sample removed from Zeiss lamps.
View original record To ROY. from EFC. X. 2655 EFCL/T11.11.27. Would you please endeavour to obtain for us four lamp bulbs similar to the sample herewith, which has been removed from the Zeiss lamps in our possession. Rec…

scan0300 Design challenges with the dipping headlamps mechanism and engine component fouling.
View original record y4555 DA. C. BY/HED. C. Hs. EAC. 14. DIPPING HEADLAMPS. Referring to N. Sch. 2495 showing the controls for the above, we have made a layout but find that it is impossible to get straight through with…

scan0301 Responding to three points of contention regarding the design and installation of dipping headlamps.
View original record X.4555 BY. from DA. c. to Hs. DAL/M16.11.27. EAC.14. DIPPING HEAD LAMPS. With reference to BY3/G11.11.27., we see that you raise three points which seem to us to be somewhat inter-dependent. (1) You…

scan0302 Typed memorandum discussing a mechanical scheme involving a countershaft and rod.
View original record contd :- -2- points appear to be interdependent, and we see that if we were to agree that the rod was too long we might introduce a countershaft about half way, and do the stepping aside on this…

scan0303 Standardization of sheet steel wing stays for mounting headlamps and dippers.
View original record C. from DA/EV. c. to R. BY. Hs. 4555 DA/EV/M21.11.27. RE. SHEET STEEL WING STAYS. X.8390 X.5390 X.1357 X.4555 We have been trying for over a year to get these in a condition fit for standardisation.…

scan0304 Development of dipping headlamps versus the newer dipping reflector technology.
View original record Y4555 Hs To R., from BJ. Copy to BK. Copy to Hs. Dipping Headlamps. BJ24/EL.12.27 In discussing this matter at Derby recently, whilst the many advantages of the WW scheme were fully appreciated, we…

scan0305 Expressing disappointment that a dipping headlamp scheme tested on car 7-EX has been rejected by the Sales Committee.
View original record To BJ. from R. c. to Wor. hs. DA. X. 4555 R2/M2.12.27. DIPPING HEADLIGHTS. In reply to your BJ24/El.12.27., I am sorry to hear that we cannot make use of the dipping head lamp scheme which has been…

scan0306 Proposed scheme for fitting dipping headlights to the 10,000 miles car.
View original record RECEIVED H 6 1927 Hs. C. BY/HBB. X4555 BY/8/G.5.12.27. LAMPS ON 10,000 MILES CAR. In response to a wire as to how it is proposed to carry the headlights, DA. writes in DA1/M1.12.27. saying that they…

scan0307 Requesting a cost and weight analysis for a dipping headlight system compared to an existing scheme.
View original record X4555 To Hs. from BJ. Dipping Headlights. BJ7/E6.12.27 With reference to the attached, please arrange for us to see a set of the WW dipping headlights and endeavour to give us an idea as nearly as…

scan0308 Dipping headlight schemes and requesting a demonstration set.
View original record To R. from BJ. Copy to Wor. Copy to Hs. Copy to DA. Dipping Headlights. Referring to your R2/M2.12.27 if the design has been practically completed, we should like to see a set in London. As mentioned…

scan0309 Modifications for the dipping headlight control mechanism.
View original record X. 4555 To BY. from DA. c. to BJ. Hs. DA2/M14.12.27. EAC.14 DIPPING HEAD LIGHTS. With reference to the question of providing a countershaft for the dipping head light control with the rubber engine…

scan0310 Arranging an inspection for a new design of dipping headlights for the Phantom and Sports car models.
View original record HS. FROM DA/EV. X4555 DA/EV2/M16.12.27. Copy to - C. BY DIPPING HEADLIGHTS. We would be glad if you would arrange to let Sales inspect a car fitted with our latest design of dipping headlights for the…

scan0311 The fitting of dipping headlamps on car 12-EX.
View original record To Mr. from Ev. c. to Hs. RE. 12-EX - HEAD LAMPS. We agree that on this car we should fit our sheet metal wing stays but that the lamps should be carried on the front cross member and that they should…

scan0312 Proposed locking mechanism for the hinge bolt on dipping headlamps.
View original record X.4555 BY. from DA. c. to BJ. Hs. DA1/M11.2.28. RE. DIPPING HEADLAMPS. With reference to BY/CGH2/G7.2.28., we send herewith N.sch.2545 shewing the proposed locking on the spherical nut of the hinge…

scan0313 Specifications of lamp bulbs for the 15-EX car and requesting an order for the Experimental Department.
View original record X4477 To Roy/F. from EFC. EFC6/T13.2.28. RE LAMP BULBS. We have ascertained that the lamp bulbs which were fitted to 15-EX car were :- 12-14V. 60 watt. OSRAM. Gasfilled. .74. double filament (2…

scan0314 Inconvenient position of the headlamp dipping lever on the Barker Sports model and proposing to relocate it.
View original record X.4555 To BY. from DA. c. to BJ. HS. DAL/M16.2.28. BARKER SPORTS. We are informed that the position of the headlamp dipping lever alongside the steering column is inconvenient on this car, due to the…

scan0315 Delay in testing sample bulbs for the Lucas P.100 high power projector.
View original record To Roy. from Hs/AJL. X4477 Hs/AJLL/LG1.3.28. X1357 With reference to your Roy/16MG/29.2.28. and the 4 sample bulbs for the Lucas P.100 high power projector. We shall not be in a position to test or…

scan0316 Design requirements and proposed schemes for dipping headlights on 20 HP and 40/50 models.
View original record X.4555 BJ. DA. HS. from R. c. to Wor. BY. PN. CWB. C. E. SG. R1/M3.3.28. 20 HP. and 40/50. DIPPING HEAD LIGHTS. I have written to some length re. the above, but have not got very far. I now understand…

scan0317 Logistics for testing four special bulbs for Lucas high power projectors.
View original record To Roy. from Hs/AJL. X7800 Hs/AJL1/LG5.3.28. X1369 We have received the four special bulbs for use in the latest Lucas high power projectors. With reference to your suggestion that they should be sent…

scan0318 Points for a fair comparison of Carl Zeiss lamps.
View original record X2655 To Hs/AJL. from EFC. c. Hs. EFC1/T19.3.28. CARL ZEISS LAMPS. Last week I had an interview with the representative of the Zeiss Company regarding their lamps. In order to ensure that we were…

scan0319 Following up on an order for Osram double filament headlamp bulbs.
View original record X4477 To Roy. from EFC. EFC3/T19.3.28. In our note EFC6/T13.2.28 we requested you to order for us 1 doz. 12/14 V. 60 watt. (double filament) Osram headlamp bulbs, from Messrs. Lucas Ltd. We have not…

scan0320 And comparing various schemes for dipping headlights.
View original record Hs. DA. from R. E. BY. c. to BJ. Wor. PN. c. to C. CWB. SG. X.4550 R3/M11.4.28. --------------- DIPPING HEADLIGHTS. There is little doubt that Barker's scheme is not easy enough to operate, and we…

scan0321 Alternative designs for dipping headlamp controls to avoid the use of coils.
View original record +4555. BY. from DA. c. to BJ. Hs. DA2/M15.4.28. CENTRALISED CHASSIS LUBRICATION. X.3806 DIPPING HEADLAMP CONTROLS. X.4555 We did not send you a sch. from here for applying the lubrication to the…

scan0322 Parts list and instructions for modifying the dipping head lights hand lever on a 12-EX model.
View original record 4555 C. Hs. C. Ex/HED BY/RD3/ML 24.4.28. 12-EX - DIPPING HEAD LIGHTS - SEC:7004. Owing to the inconvenient position of the hand lever on 12-EX it is proposed to put an extension on to bring it nearer…

scan0323 Discontinuing 9-watt bulbs in side lamps in favour of bulbs that take less current.
View original record C O P Y. X7800 S/W. c. to R. Sg4/CM7.5.28. RE: CURRENT TAKEN BY SIDE LAMPS. We are in receipt of EFC2/T4.5.28. When Mr. Royce was here the other day he referred to this matter and, as the result, we…

scan0324 Proposal to raise the headlamps on the Phantom model by one inch.
View original record to [REDACTED] from Ev. copy to Hs. RE PHANTOM HEADLAMPS. We think that, if we raise to radiator on G2B. Series one inch, we should also raise the headlamps by that amount, so that their position…

scan0325 Letter to Messrs. J.A. Stevens Ltd. requesting technical particulars for foot-operated dipping headlamps manufactured by Robert Bosch.
View original record X.4555 EFCL/T. 8th June, 1928. Messrs. J.A. Stevens Ltd., Upper Rathbone Place, London, W.1. Dear Sirs, We understand that foot-operated dipping head lamps are manufactured by Robert Bosch. We should…

scan0326 Letter from J. A. Stevens Ltd. regarding the supply of Bosch Head Lamps with an anti-dazzle feature.
View original record GLASGOW DEPOT. 218/222, BOTHWELL ST., C.2. TELEPHONE: CENTRAL 3154. TELEGRAMS: "ELECBBRIGHT, GLASGOW." J. A. STEVENS, LTD. AUTOMOBILE ELECTRICAL ENGINEERS. MAGNETO DYNAMO & STARTING MOTOR SPECIALISTS.…

scan0327 Pamphlet for the Bosch Headlight with a double filament bulb, listing worldwide representative houses.
View original record REPRESENTATIVE HOUSES EUROPA AMSTERDAM . . . Willem van Rijn, Keizersgracht 171 ATHENS . . . . . G. Paléologue & Co. 20, Rue Santarossa BARCELONA . . . Equipo Bosch S. A. Mallorca 281 BERLIN . . . . .…

scan0328 The benefits and wiring diagram for a Bosch anti-dazzle double filament headlamp system.
View original record Some salient points. (1) The main filament provides an even illumination of the road for a distance of about 1/4-mile, thus ensuring safe night driving at high speeds. (2) The anti-dazzle light…

scan0329 Instructions for altering headlights to a double-filament type and the principles of their operation.
View original record Page -8- used. When I and IG lamps are altered to take double-filament bulbs, plain glass discs with frosted bulbs are used, but for IL lamps, ribbed glass discs with plain glass bulbs. Altering I, IG…

scan0330 Explanation of the operation and light path of a Bosch Headlight with a double-filament bulb, detailing the main light and anti-dazzle functions.
View original record Page 4: half of the reflector and in this way the whole of the light from the headlamp is deflected downwards. A switch (foot or hand, Figs. 5 and 6) is provided for switching from main light to…

scan0331 The operation and specifications of Bosch double-filament headlights and the associated foot switch.
View original record Page 6: bends is therefore considerably enhanced. From the point of view of the driver the distribution of the light is, owing to the diffusion lense, equally efficient with both the main light and…

scan0332 'Stephen Grebel, Paris' spot light for the 8-EX car, including its dimensions and suggesting a supplier.
View original record To CWB. from Hs. X1357 Hs1/LG11.6.28. 8-EX CAR. GREBEL SPOT LIGHT. X4449 With reference to CWB1/GM8.6.28. The spot light fitted to the above car has no other designation than "Stephen Grebel, Paris" -…

scan0333 Instructions for positioning and creating two sets of fixed lamp brackets for Phantom headlamps.
View original record to Er. from EV. copy to Hs. Js. X7800 ORIGINAL EV1/13.6.28. PHANTOM HEADLAMPS. You will have received a copy of Sg1/M/25.5.28. and have noted that Sales have determined the exact position of the…

scan0334 Request for a drawing of lamp brackets to standardise them for current cars and the G.2.B. Series.
View original record EV1/13.6.28.cont. has been made, to standardise the fixed and dipping lamps for both the present cars and G.2.B. Series. We would be glad if Derby would send us a drawing of the brackets when one is…

scan0335 The need for new detail drawings for dipping headlamps to be fitted to the standard Phantom model.
View original record Hs. +4555. BY/Cgh5/K. 15. 6. 28. RE DIPPING HEADLAMPS. With reference to the Standardisation Sheets which have been circulated in connection with dipping headlamps, the drawings which we have are only…

scan0336 Brackets and fitting of P.100 Lucas headlamps for the Phantom model, differentiating between standard and sports chassis requirements.
View original record M4555 BY/Cgh4/K. 15. 6. 28. C. Hs. PHANTOM HEADLAMPS. With reference to Sgl/M/25.5.28., we are arranging for two pairs of brackets to carry the P.100 type Lucas headlamps to be produced to carry the…

scan0337 Letter to Messrs. J.A. Stevens Ltd regarding a Bosch headlamp dipping system and declining an offer for a set of lamps.
View original record X.4555 EPCL/T. 16th June, 1926. Messrs. J.A. Stevens Ltd., Upper Rathbone Place, London, W.1. Dear Sirs, We have to thank you for yours ref. SR/GB. of the 9th inst. This corrects an impression which…

scan0338 Sample brackets and dipping devices for Phantom Headlamps.
View original record X7800 S/W. (Copy to [REDACTED] HW). " " Hs). " " [REDACTED]). Sg12/W/18.6.28. Re: Phantom Headlamps. Replying to EY/Cgh4/K15.6.28. I shall be glad if you will have the sample brackets sent here as…

scan0339 Instructing the stores to despatch a tail lamp to Messrs. Lucas for repair.
View original record X.1357 To Roy/Ms. from Hs. c. to Mt. Stores. Hs3/LG22, 6.28. We are sending into the Stores for despatch to Messrs. Lucas, Birmingham : 1 Tail lamp. No. S. 221. Will you please instruct Messrs. Lucas…

scan0340 The standardization and positioning of Phantom headlamps and their brackets.
View original record [Handwritten top left in box]: S/W. (crossed out) Copy to Ev, Hs, Sg. [Handwritten top center]: x7800 [Typed top right]: Sg5/M/13.7.28. Re: Phantom Headlamps. Referring to former correspondence which…

scan0341 Proposed positioning and brackets for Phantom headlamps.
View original record W/S. (Sg). X7800 c. Da. c. Hs. c. Sn. BY/Cgh3/G.17.7.28. re PHANTOM HEADLAMPS. -------------------- With reference to Sg5/M13.7.28. we note that you propose to adopt the headlamps at 27" centres and…

scan0342 Correspondence regarding the cancellation and ordering of various headlamps and switches for a Barkerlite Coupe.
View original record S/W. Hs. X1357 S/EV. Copy to CWB. " HS.✓ Sg/Hd19/JC.18.7.28 re Barkerlite Coupe at Messrs Barkers. We thank you for your telegram received yesterday evening reading as follows:- "Cancel Lucas Lamp…

scan0343 The satisfactory performance and durability of headlamp bulbs after 2000 miles of use.
View original record X4477 To Roy. from Hs/AJL. Hs/AJL1/LG20.7.28. HEADLAMP BULBS. X X1357 The headlamp bulbs handed to us under cover of Roy16/MG29.2.28. for use with Lucas P.100 high power projector have been in use for…

scan0344 Letter from Butlers Limited regarding a pair of previously rejected lamps.
View original record X1357 PATENTEES & MANUFACTURERS OF THE Atlantic MOTOR LAMPS, ACCESSORIES, ETC. Butlers Limited MEMBERS OF THE NATIONAL UNION OF MANUFACTURERS INCORPORATED THE SOCIETY OF MOTOR MANUFACTURERS & TRADERS…

scan0345 Bifocal dipping headlamp system as an alternative to mechanical dipping systems.
View original record X4477 Hs. from Da/EV. c. to R. BJ. DA/EV./M3.9.28. RE BIFOCAL DIPPING. We understand from R., and also from CWB., that the scheme whereby one has a third headlamp mounted centrally between the main…

scan0346 Request to obtain a pair of Bifocal dipping lamps suitable for the Phantom car.
View original record To NA. from Hs/Rn. X4477 Hs/Rml/LG20.9.23. BIFOCAL DIPPING LAMPS. R. has asked us to try a set of Bifocal dipping head lamps. We understand that this system is widely used in the States. We should…

scan0347 Modifications to a front axle to improve stability and reduce steering shocks.
View original record +7810 DA2/M21.9.23. BY, from DA. c. to BJ. HS. 'SS' FRONT AXLE. X.7420 [text struck through] X.457 X.7810 We send herewith N.sch.2718 shewing the axle with 1" increased drop modified to give 1.750…

scan0348 Standardisation of headlamps, comparing the Lucas P.100 with the RB-160 style, and suggesting alterations for the 20 HP lamp.
View original record To BY. from Hs/Rm. c. to Sg. +7800 Hs/Rm2/LGS.10.28. HEADLAMPS. X7800 X5800 We are standardising the Lucas P.100 single point lamp. We think that this is a very excellent lamp both for lighting and…

scan0349 Supply of Guide Tilt-Ray headlamps and US Eastern States regulations.
View original record Y447 Na2B10628 October 6th,1928. To Rm From Na RE: HEADLAMPS In reply to yours Hs/RMl/LG20.9.28, re the above subject, we are arranging to send to you a pair of Guide Tilt-Ray Headlamps, for use with…

scan0350 Mounting issues and potential alterations for Lucas P.100 headlamps on a Phantom chassis.
View original record Hs. X7800 BY/Cgh19/G.9.10.28. re LUCAS P.100 HEADLAMPS FOR PHANTOM. With reference to CWB's report in regard to the above type of headlamp fitted to chassis 29-CL, in which he suggests that a fork…

scan0351 Trial of Bifocal dimming using dual-filament bulbs to avoid mechanical dipping mechanisms.
View original record Hs. from DA/EV 4477 DA/EV3/M10.10.28. BIFOCAL DIMMING. X.4477 X.1357. We are anxious to make a trial of this soon. It occurs to us that if you could obtain some Bifocal bulbs either American or…

scan0352 Letter to Joseph Lucas Ltd regarding the development of dipping and twisting P.100 headlamps for a car being made for Mr Royce's use.
View original record Hs. ORIGINAL X.7800 "CAMACHA", WEST WITTERING. NR. CHICHESTER. SUSSEX. XXXXXXXXXX XXXXXXXXXX OCTOBER 15th. 1928. EV6/15.10.28. Oliver Lucas Esq, Messrs Joseph Lucas Ltd., Great King Street,…

scan0353 Letter discussing the design of a mechanical dipping headlamp control mechanism, including a diagram.
View original record EV6/15.10.28. cont. The operating rod could pass through the fixing sphere of the lamp, as you suggested. Unless one used Bowden Cable control, (which we know Mr Royce would not like) it would be…

scan0354 Proposed improvements for the Phantom and 'SS' models, focusing on the tool kit, side lamps, and windscreen wiper.
View original record [handwritten]+7800[/handwritten] DA. Hs. BY. E. from R. c. to BJ. Wor. c. to PN. CWB. c. to C. SG. R2/M17.10.28. PRESENT PHANTOM AND 'SS'. [struck-through]X.7580[/struck-through] X.7800…

scan0355 The effort to acquire bulbs for a bifocal dimming system.
View original record To DA/EV. from Hs/Rn. Y4477 Hs/Rn6/LG17.10.28. BIFOCAL DIMMING. With reference to DA/EV3/M10.10.28. We are doing our best to get such bulbs. Hs/Rn.

scan0356 Requesting samples of Bi-focal headlamp bulbs, including a sketch with socket dimensions.
View original record To OY. from Hs/Rm. X4477 Hs/Rm10/LG17.10.28. BIFOCAL LAMP BULBS. [struck-through: X1369] We are anxious to obtain as soon as we can some headlamp bulbs of the Bi-focal type. The dimension of our…

scan0357 Urgent request to obtain Bifocal bulbs for P.100 Lucas lamps to be tried on Mr. Royce's car.
View original record To ROY. from Hs/Rm. To EFC. from Hs/Rm. [Text struck through] Hs/Rm3/LG17.10.28. We are anxious to obtain some Bifocal bulbs for fitting in the P.100 Lucas lamps. [Handwritten above 'lamps': ? Std dia…

scan0358 The sourcing of bulbs for bifocal dimming.
View original record To DA/EV. from Hs/Rm. x4477 Hs/Rm6/LG17.10.28. BIFOCAL DIMMING. x 4555 With reference to DA/EV3/M10.10.28. We are doing our best to get such bulbs. Hs/Rm.

scan0359 Request for samples of Bi-focal headlamp bulbs, including a dimensioned sketch.
View original record To OY. from Hs/Rm. 4477 Hs/Rm10/LG17.10.28. BIFOCAL LAMP BULBS. 1369 We are anxious to obtain as soon as we can some headlamp bulbs of the Bi-focal type. The dimension of our standard socket is as…

scan0360 The acquisition of double filament lamp bulbs with standard-sized sockets.
View original record To OY. from Hs/Rm. X 4477 Hs/Rm1/LG18.10.28. RE. DOUBLE FILAMENT LAMP BULBS. I note that Na. is letting us have some head lamps and bulbs. There is therefore no need for you to bother about them. If…

scan0361 Letter from The General Electric Co Ltd confirming an order for a 12 volt 60 watt filament bulb.
View original record CONTRACTORS TO H.M.ADMIRALTY, INDIA OFFICE, WAR OFFICE, G.P.O. AND THE LEADING HOME AND OVERSEAS RAILWAYS. [SEAL: THE BRITISH ELECTRICAL AND ALLIED MANUFACTURERS' ASSOCIATION INCORPORATED IN THE YEAR…

scan0362 Letter from Brown Brothers Ltd. declining to quote for Bifocal Bulbs and suggesting alternative suppliers.
View original record ADDRESS ALL COMMUNICATIONS TO THE COMPANY Brown Brothers Limited ~ ALLIED COMPANIES ~ THOMSON AND BROWN BROTHERS LIMITED BROWN BROTHERS (IRELAND) LTD. Telephone: BISHOPSGATE 3244. 18 LINES. Telegrams:…

scan0363 The standardization of dipping headlamps for the Standard Phantom model.
View original record Hs. WOT. DA. V4555 BY7/G.19.10.28. DIPPING HEADLAMPS FOR STANDARD PHANTOM. ------------------------------------ We do not think the standardisation sheet for the above should be circulated at the…

scan0364 Process of chromium plating on nickel silver and instructions for specific vehicle parts.
View original record Hs. from DA. 47800 DA2/M20.10.28. CHROMIUM PLATING. X.1360 X.7800 X.7250 With reference to Hs/Rml2/LG17.10.28, we were informed by Cannings at the Show that it was not possible to chromium plate on…

scan0365 The standardisation of dipping headlamps for the Phantom model.
View original record To BY. from Hs/Rn. c. to Wor. c. to DA. X4555 Y7800 Hs/Rn4/LG22.10.28: RE. DIPPING HEAD LAMPS FOR STD: PHANTOM. With reference to BY7/G19.10.28. We issued a standardisation sheet for the parts as…

scan0366 Request for particulars on electrically operated dipping reflector headlamps and operating switches.
View original record X 4535 EFCl/T. 22nd. October, 1928. Messrs. Lucas Ltd., Well Street, Birmingham. Dear Sirs, We should like to have at your earliest convenience particulars of your most up-to-date electrically…

scan0367 Letter from Philips Lamps Limited acknowledging a request for a new type of headlamp for Lucas P.100, advising of a supply delay.
View original record TELEGRAPHIC ADDRESS: "PHILLAMPS," WESTCENT, LONDON. CABLES: PHILLAMPS, LONDON. TELEPHONE Nọ REGENT Nọ 7731 (PRIVATE EXCHANGE) CODES: BENTLEY'S, A.B.C. 5TH EDITION, MASTER AND PRIVATE. PHILIPS LAMPS…

scan0368 Letter from General Electric Co., Ltd. regarding the suitability of their Bifocal lamps for British headlights.
View original record CONTRACTORS TO H.M. ADMIRALTY, INDIA OFFICE, WAR OFFICE, G.P.O. AND THE LEADING HOME AND OVERSEAS RAILWAYS. Telegraphic Address: ELECTRICITY, WESTCENT, LONDON. Telephone (LONDON). REGENT. 7050 (60…

scan0369 From Springfield to Derby regarding the supply of Bifocal Headlamps and the substitution of 12-volt bulbs with 6-volt versions.
View original record X4477 -/HS Na5B102328 October 23rd,1928. To Rm. Derby From Na. Springfield RE: HEADLAMPS Further to my memo of October 6th, Na2B10628, we have received a letter from the people from whom we have…

scan0370 Letter from Edison Swan Electric Co. Ltd. regarding the inability to supply a lamp and offering to manufacture one from a sample.
View original record The EDISON SWAN Electric Co. Ltd. 23, Goldsmith Street. NOTTINGHAM. Telephone NOTTINGHAM 42511 Telegrams EDISWAN NOTTINGHAM Codes WESTERN UNION A. B. C. (5th Edition) EDISWAN EVERYTHING ELECTRICAL All…

scan0371 Typed letter inquiring about the supply of Bifocal Bulbs for a Lucas P.100 lamp.
View original record Oct. 24th, 1928. Dear Sirs, We are requiring some Bifocal Bulbs for fitting in a Lucas P.100 lamp, and we propose to use a double pole holder and use both poles as high potential leads. We shall be…

scan0372 Letter to G.E.Co. Ltd. regarding the specifications and purpose of double-filament Bifocal Lamps.
View original record X 4477 copy sent to their London addresss. EFC7/T. 24th October, 1928. Messrs. The G.E.Co. Ltd., 34/35 Moor Street, Birmingham. Dear Sirs, With reference to the enquiry sent by our G.O. ref.…

scan0373 Enquiry to The Lucas Electrical Co. Ltd. regarding the suitability of G.E.C. bifocal headlamp bulbs.
View original record X 4477 EFC8/T. 24th October, 1928. The Lucas Electrical Co.Ltd., Well Street, Birmingham. Dear Sirs, Re Bifocal Headlamps. With reference to our enquiry in connection with the above, and the answer…

scan0374 Letter from Joseph Lucas Limited regarding electrically operated dippers.
View original record X 45535 REGISTERED OFFICES & GENERAL DEPTS. GREAT KING STREET, BIRMINGHAM. LONDON OFFICE & SHOWROOMS. 224, SHAFTESBURY AVENUE, W.C.2. TELEGRAMS: 'LUCAS, BIRMINGHAM'. TELEPHONE: NORTHERN 2201 (10…

scan0375 The order of a pneumatic operating cylinder and parts from Messrs. Lucas for a dipping reflector on an experimental chassis.
View original record X4555 To Roy. from EFC. EFC6/T24.10.28. Would you please order up from Messrs. Lucas One pneumatic operating cylinder and steering column clip, together with length of canvas reinforced rubber tube,…

scan0376 Letter to The Lucas Elec. Co. Ltd. arranging a meeting regarding electrically operated dippers.
View original record X4575 EFCl/T. 25th October, 1928. The Lucas Elec. Co.Ltd., Well Street, Birmingham. Dear Sirs, We thank you for your letter ref. X/T3. of the 24th inst. We shall be pleased to see your Mr. Thacker…

scan0377 Requesting an order be placed with the American Company for Tilt-ray headlamps.
View original record X1357 To ROY/MS. from Hs/Rm. Hs/Rn2/LG26.10.28. RE. HEADLAMPS. Tilt-ray With reference to the attached memo. ref. Na1/B10.15.28. Will you please send the American Co. the necessary order for these…

scan0378 List of approved headlighting devices, rear lamps, and headlight instructions from the Commonwealth of Massachusetts.
View original record APPROVED HEADLIGHTING DEVICES March 15, 1928 Automobile Headlamps Single Filament Type E & J Type 20 Guide Ray Type A Miro-Tilt Ryan-Lite *Two Filament Type, Tilting Beam Depress Beam Dual Light…

scan0379 Instructions for maintaining, focusing, and aiming headlamp reflectors and bulbs.
View original record 3. THE REFLECTOR Reflectors which are used in Headlamps must have a Highly Polished Reflecting Surface of Silver, Glass, or Duralumin. If a reflector becomes tarnished it should be polished with fine…

scan0380 Proposing to send a pair of Guide Tilt-Ray Headlamps, detailing cost, shipping, and enclosing an adaptation blueprint.
View original record V1357 982819 Na1B101528 October 15th, 1928. To Rm. C to ACR Oy From Na RE: HEADLAMPS Further to my memo of October 6th, Na2B10628, re the above subject, we are proposing to send you a pair of Guide…

scan0381 Letter about the potential manufacture of Bifocal bulbs for a Lucas P.100 lamp.
View original record On Admiralty, War, India and Colonial Office Lists. THE BRITISH THOMSON-HOUSTON COMPANY LIMITED ELECTRICAL ENGINEERS AND MANUFACTURERS. HEAD OFFICE & WORKS: RUGBY. TELEPHONE: Nº 286. CODES: A.B.C.…

scan0382 Letter from General Electric Co., Ltd. regarding an enquiry for Bifocal Lamps, suggesting they are an experimental batch for Joseph Lucas & Co.
View original record CONTRACTORS TO H.M.ADMIRALTY, INDIA OFFICE, WAR OFFICE, G.P.O. AND THE LEADING HOME AND OVERSEAS RAILWAYS. REGISTERED TRADE MARK Telegraphic Address: ELECTRICITY, WESTCENT, LONDON. Telephone (LONDON).…

scan0383 Letter from The General Electric Co Ltd acknowledging a letter and forwarding it to their Head Office.
View original record CONTRACTORS TO H.M. ADMIRALTY, INDIA OFFICE, WAR OFFICE, G.P.O. AND THE LEADING HOME AND OVERSEAS RAILWAYS. [SEAL: THE BRITISH ELECTRICAL AND ALLIED MANUFACTURERS ASSOCIATION INCORPORATED IN THE YEAR…

scan0384 Questioning the standardisation of dipping headlights for the Standard and Continental Phantom models.
View original record S/W. Hs. Copy to:- PN. X4555 CWB14/GM/29.10.28. DIPPING HEAD LIGHTS. STANDARD PHANTOM. We have received a standardisation sheet X. No. 4555 referring to the above question. This sheet states that a…

scan0385 Instructions for a Hooper Sedanca, advising of the dispatch of Lucas and Alvis lamps.
View original record X4555 Cx/Hd4/JL.30.10.28. S/W for Hs. ✓ Copy to DA/EV. Re: Instructions for 14-G-4 - Hooper Sedanca. Referring to memo DA/EVa/M20.10.28, will you kindly note that we are advised by Messrs. Lucas,…

scan0386 Letter from Joseph Lucas Ltd. regarding the technical specifications and disadvantages of Bifocal Bulbs for headlamps.
View original record X4533 JOSEPH LUCAS LIMITED GREAT KING STREET BIRMINGHAM. RLN/FEA. 30th October, 1928. Messrs. Rolls-Royce Ltd., DERBY. X4477. Dear Sirs, Re Bifocal Bulbs. EFC8/T. We thank you for your letter of the…

scan0387 The limitations of bifocal bulbs and an overview of alternative headlamp solutions, including the P.100 model with a dipped beam.
View original record Contd. -2- distortion of the beam as the filament moves away from the axis of the reflector. We have made many experiments with special bulbs made to our specification to see if the standard…

scan0388 Letter from Joseph Lucas Limited regarding resolved difficulties with the R.160.S and the possibility of using the RB.160.S type lamp for the 20 HP Car.
View original record X1357 CONTRACTORS TO THE ADMIRALTY, WAR OFFICE, AIR MINISTRY, INDIA OFFICE, G. P. O. AND LEADING RAILWAYS. Codes: ABC 5TH & 6TH EDITS & BENTLEYS. "KING OF THE ROAD" LAMPS, HORNS. "CYCLEALITIES",…

scan0389 Letter from the American branch to the Derby branch regarding the pros and cons of 6-volt vs 12-volt bifocal lamp bulbs.
View original record ROLLS-ROYCE OF AMERICA, INC. SPRINGFIELD, MASS. 44477 OY2.R.10.30.28 October 30th, 1928. Mr. Robotham, Rolls Royce Ltd., Derby, England. Dear Mr. Robotham: RE BIFOCAL LAMP BULBS - SECTION 7460…

scan0390 Headlight design comparing 'faked' and true parabola systems, and the principle of the 'Depressed Beam'.
View original record - 2 - A small parabola naturally gives more trouble in adjustment of the bulb-focus when changing bulbs, and convenient focussing means must therefore be provided. (2) The lamp bulb should be mounted…

scan0391 Drawing of a Dispersive Lens and a Compensating Lens for headlamps.
View original record DRAWING NO. SK 199, SEE ALSO THE FOLLOWING OPERATION DRAWINGS, DISPERSIVE LENS: (BAUSCH & LOMB), COMPENSATING LENS: (TILT-RAY & DE PRESS), A, B, C, D, E, F, Stamp: OCT 30 1928, DRAWN BY TR, TRACED BY,…

scan0392 Letter from Joseph Lucas Limited regarding the characteristics and performance of bifocal headlamp bulbs.
View original record CONTRACTORS TO THE ADMIRALTY, WAR OFFICE, AIR MINISTRY, INDIA OFFICE, G.P.O. AND LEADING RAILWAYS. Codes: ABC 5TH & 6TH EDITS & BENTLEYS TRADE MARK JOSEPH LUCAS LIMITED GREAT KING STREET BIRMINGHAM…

scan0393 Letter from Joseph Lucas Ltd. discussing the technical limitations of bifocal headlamp bulbs and alternative P.100 headlamps.
View original record P/126 JOSEPH LUCAS LTD., To Messrs. Rolls Royce Ltd., D E R B Y. PAGE 2 DATE 30th October, 1928. patterns on many American front glasses, and they are all used to try and eliminate the disadvantage of…

scan0394 Letter from Joseph Lucas Ltd. discussing dipped beam headlamp designs, including an auxiliary bulb system and a mechanically operated reflector.
View original record P/126 JOSEPH LUCAS LTD., PAGE 3 DATE 30th October, 1928. To Messrs. Rolls Royce Ltd., D E R B Y. which we have introduced to meet the request for a dipped beam. This lamp incorporates an auxiliary…

scan0395 Bifocal Dipping headlamps and correspondence with the supplier Lucas.
View original record Da/Ev. from EEC. c. R. BJ. X4477 EFC1/T3.11.28 RE BIFOCAL DIPPING. X4555 As a result of your Da/Evl/M3.9.28, a number of enquiries have been made and offers of this type of lamp bulb have been…

scan0396 The production status of 12-16 volt headlamp bulbs from the General Electric Company.
View original record X4677 Na2B11528 November 5th,1928. To Rm. Derby C to ACR From Na. RE: HEADLAMPS Further to my memo of October 23rd, Na5B-102328, we have now heard from the General Electric Company that they have now…

scan0397 Technical memorandum regarding the selection and fitting of dipping lamps for various car models.
View original record EFC. from DA/EV. c. R. BJ. X4477 DA/EVL/M7.11.28. RE DIPPING LAMPS. X.4555. X.7800. X.1357. X.4477 We thank you for EFC1/T3.11.28., and note both Messrs. Lucas' and your remarks re bifocal dipping. In…

scan0398 Standardisation of chassis parts for 40/50 headlamps.
View original record RR 755 REVISED (10H) (D.C. 777-29-2-28) MS C. LTP +7800 COMPLETED 9.11.28 STANDARDISATION of CHASSIS PARTS. Date 4.10.28 Description of Parts. 40/50 HEADLAMPS. P.100. F.77935 X No. 7800 Drawing No.…

scan0399 Note stating that lamps are not part of the standard chassis and are an extra charge if supplied.
View original record G/Rb.remarks :- Lamps are not part of the standard chassis. They are the subject of an extra charge if supplied. ------------

scan0400 Double-contact sample bulbs for headlamps from Philips Lamps Ltd.
View original record .X.4477 EFC. ROY/MS3/P.10.11.28 HEAD LAMPS. ---------- We attach hereto copy of letter received from Philips Lamps Ltd., together with sample bulbs, which are Double-contact type. Please say if these…

scan0401 Receiving the wrong type of headlamp bulbs from Philips for the Lucas P.100 headlamp.
View original record V4477 ROY. from EFC. EFC/T10.11.28. With reference to the attached, Messrs. Philips have not appeared to realise that our enquiry was for bifocal lamps for the Lucas P.100 headlamp, as was distinctly…

scan0402 Bifocal dipping lamps, the availability of 36-watt bulbs, and correcting a chassis reference.
View original record : To DA/EV. from EFC. X4477 EFC3/T15.11.28. RE DIPPING LAMPS. We duly received your Da/Evl/M7.11.28. We note your remarks on bifocal dipping, but at the moment we only have 36 watt (each filament)…

scan0403 Instructions for dipping lamps on new experimental cars.
View original record X.45535 BY. from EFC. EFC4/T15.11.28. RE DIPPING LAMPS. Attached is a copy of a statement from DA/Ev. as to what he has instructed for the various new expl. cars. EFC.

scan0404 Instructions for mounting 'SS' front wing stays, headlamps, and number plate for car 18-EX.
View original record BY. from Da. c. BJ. Hs. X 7890 DA2/M16.11.28. "SS" FRONT WING STAYS, HEADLAMPS, NUMBER PLATE, ETC. Herewith we send N. schemes 2761/2 shewing the proposed method of mounting the fixed headlamps such…

scan0405 Sourcing and fitting of lamps for car 18-EX, including alternatives to the specified Lucas Dipping lamps.
View original record To Hs. BY Cx/Hn. from Ev. X4555 EV3/19.11.28 RE LAMPS FOR 18-EX. X.7800 X.4555 There would appear to be little hope of getting the specially operated mechanical Lucas Dipping P.100 lamps in time for…

scan0406 The issues found with the Barker dipping headlamps on a trials car.
View original record BJ. SG. from R. c. to Hs. BY. 46555 R1/M21.11.28. BARKER TRIALS CAR. X.8950 X.4555 Regarding the above car, which came here with Mr. Sudgreaves and Mr. Fuller recently, the Barker dipping headlamps…

scan0407 Letter from Joseph Lucas Limited confirming the dispatch of Sidelamps, bulbs, and P.100 Projectors.
View original record CONTRACTORS TO THE ADMIRALTY, WAR OFFICE, AIR MINISTRY, INDIA OFFICE, G.P.O. AND LEADING RAILWAYS. Codes: A.B.C. 5th & 6th EDITS & BENTLEYS. "KING OF THE ROAD" LAMPS, HORNS, "CYCLEALITIES",…

scan0408 Implementation of a three-lamp scheme and the sourcing of Lucas and Bosch parts for car lighting.
View original record to OG/MM. from EV. X7800 EV4/22.11.28. copy to HS. BY. RE LAMPS . 18.EX. X7800 Hs We have so far not instructed a two way switch for the Three Lamp Scheme which we have now decided to use on this car…

scan0409 Supply of lamps and switches for car model 18-EX.
View original record W DA/HV Copy to Hs. Copy to BY. X7800 Cx/Nn16/EDI/23-11-28. LAMPS FOR 18-EX. As suggested, we telephoned Hs. this morning; ascertained that he requires to be supplied with a Bosch two-way foot switch…

scan0410 The installation of Lucas type RB.160S headlamps with a pneumatic dipping reflector on chassis 10-G3.
View original record Y4555 To RHC. from EFC. c. HS/AJL.. EFC1/T27.11.28. HEADLAMPS ON CHASSIS 10-G3. These lamps are Lucas type RB.160S. One of these, viz. the one at present on the offside, is fitted with a dipping…

scan0411 Improvements to the Barker head lamp dipping device on a trials car.
View original record X4551 To R. from BJ. Copy to Sg. Copy to Hs. Copy to Bx. Barker Trials Car. Referring to your R1/M21.11.28, I think we are all in agreement that there is room for a great deal of improvement in the…

scan0412 Procurement and fitting of Lucas P.100 dipping reflector headlamps for cars 19 and 20 EX.
View original record X4515 HN. from DA/EV. c. BY. Hs. DA/EV2/M28.11.28. HEADLAMPS FOR 19 and 20 EX. X.7800 Thank you for the print of the Lucas P.100 dipping reflector lamps, and we are setting out the controls. The fixed…

scan0413 Accessories for the 19-EX Hooper Sedanca model.
View original record Hn. from DA/EV. c. to BJ. BY. Hs. +7800 DA/EV4/M28.11.28. X7530 X3594 RE. ACCESSORIES FOR 19-EX - HOOPER SEDANCA. We have previously dealt with the instrument board in our EV2/13.11.28. The wings…

scan0414 Sending two 12-volt Graves Anti-Dazzle Lamps and a letter concerning bulbs.
View original record X4477 EFC. ROY/GEA.1/EB28.11.28. H Referring to your memo ref:- EFC1/T10.11.28, will you please note, the General Electric Co. Ltd., are arranging to send us two 12-volt Graves Anti-Dazzle Lamps at…

scan0415 Letter from C.A. Vandervell & Co. Ltd. regarding the suitability of Graves Anti-Dazzle Bulbs for Lucas P.100 Headlamps.
View original record Copy of letter received from:- Messrs.C.A.Vandervell & Co.Ltd., Acton, LONDON. W.3. ROY/GEA1/EB12118. HGM/AES. 21st November 1928. Messrs.Rolls-Royce Ltd., DERBY. Dear Sirs, With reference to your…

scan0416 Accessories for the 19-EX car.
View original record W/S HN, from Hs/Rn. x7800 Hs/Rn3/LG29.11.28. 19-EX CAR - ACCESSORIES. x3594 With reference to DA/EV4/M28.11.28. It appears that all the items mentioned will be obtained by you. We should be obliged if…

scan0417 Two-filament headlamp bulbs and the defects of 'Wood-lites' headlamps.
View original record OY2.R.11.30.28 X4477 November 30th, 1928. TO: Mr. Nadin cc - Mr. Beaver Mr. Ross Mr. Burton Mr. Hives (England) Mr. Robotham (England) Mr. Bailey (England) FROM: Mr. Olley RE HEADLAMPS - SECTION 7460…

scan0418 Letter from Edison Lamp Works discussing two-filament 'Woodlites' headlamps.
View original record COPY November 27th, 1928. Edison Lamp Works, Harrison, N.J. Mr. Maurice Olley, Rolls Royce of America, Inc., Springfield, Mass. Dear Mr. Olley: This will acknowledge receipt of your letter of November…

scan0419 Letter discussing the adoption and types of fixed focus two-filament headlamps.
View original record 2 As mentioned in a previous letter, fixed focus two-filament headlamps will no doubt grow in popularity and are being adopted as standard for Chevrolet and Whippet, this next year. For your…

scan0420 Notification of the dispatch of special stream-line wing lamps for Experimental Car No. 19-EX.
View original record -> S/W (Hs) Copy to By. Copy to EV. X7800 Cx/Hn7/EDI/3-12-28. EXPERIMENTAL CAR NO. 19-EX. HOOPER SEDANCA. Please note Lucas of Birmingham are to-day despatching direct to Hs. at Derby a pair of…

scan0421 Letter to J. Lucas & Co. Ltd discussing difficulties and suggestions for producing mechanically dipping and twisting headlamp reflectors.
View original record COPY TO SG. COPY TO HS. X7800 "CAMACHA". WEST WITTERING. CHICHESTER. 6th. December 1928. Messrs J. Lucas & Co. Ltd. Gt. King. St. BIRMINGHAM. ATTENTION OF Mr. O. LUCAS. Dear Sirs, X6555 X7800 Thank…

scan0422 Written note discussing vibration issues with the 'SS' third lamp and suggestions for stiffening the bracket and relocating the number plate.
View original record Hs. from DA. X7800 COPY OF WRITTEN NOTE. 'SS' THIRD LAMP ETC. X.7800 X.4152 Referring to the central third lamp which seemed to vibrate rather a lot. Do you know where the vibration was coming from?…

scan0423 Extract from a letter to Messrs. Lucas regarding the loan of double filament bulbs for inspection.
View original record X4477 Extract from letter from DA/EV to Messrs. Lucas X.7800. 6th Dec., 1928. Referring to your last para. we are very interested in these double filament bulbs with internal shields used in…

scan0424 Request to obtain one Black Lucas Tail Lamp S.221.
View original record Y1357 ROY. from Hs/Rm. Hs/Rml/LG11.12.28. Will you please obtain for us as soon as you can :- 1 Black Lucas Tail Lamp S.221. Hs/Rm.

scan0425 Letter to Joseph Lucas Ltd. discussing designs and testing for P.100 and RS.160 headlamps.
View original record Y4477 c. BY. HS. SG. "CAMACHA", WEST WITTERING. CHICHESTER. 18th Dec., 1928. Messrs. Joseph Lucas Ltd., Gt. King Street, Birmingham. Attention of Mr. O. Lucas. Dear Sirs, re. P.100 LAMPS. X.4477…

scan0426 Instructions regarding the instrument panel, accessories, and headlamps for a 19-EX Hooper Sedanca.
View original record X4477 HS/RM. from Ev. SECRET DA/EV3/M18.12.28. c. BY. Cx/HN. 19-EX HOOPER SEDANCA. X.7830 X.7530 X.4477 This car has a RR. patch of instruments - see N. scheme 2759 for arrangement of board, and our…

scan0427 Letter regarding a shipment of headlamps on the vessel 'Celtic' which ran aground, and the ordering of a replacement set.
View original record ROLLS-ROYCE OF AMERICA, INC. SPRINGFIELD, MASS. X1357 Na3B122228 W. December 22nd. 1928. Mr. Robotham, ROLLS-ROYCE LTD., Derby, England. RE: HEADLAMPS Dear Sir, Further to our memo of November 22nd,…

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