Rolls-Royce Archives

Rolls-Royce Experimental Archives: Box ExFiles\Box 152\1\        Box Selection

IdentifierEntry
scan0001 Hydraulic shock absorbers from Alexander McNab and the potential for their manufacture.
View original record Y832 To BY. from ROY c. to Hs. ROY3/MG4.1.32 Hydraulic Shock Absorbers Attached is an original communication from Alexander McNab, of Bridgeport, Connecticut.U.S.A. in which he makes many claims for…

scan0002 Non-spring loaded gland design for a shock damper to reduce cost and save space.
View original record HS. FROM DA. X832. DA5/M13.1.32. SHOCK DAMPER - N. SCH. 3405. On this sch. we have shewn a non spring loaded gland because you have said that you thought it would be satisfactory. The object is to…

scan0003 Request for a few dozen sample Delco shock absorber glands for experimental trials.
View original record Roy. from Hs/Rm. X83r. Hs/Rm.1/AD22.3.32. We hand you herewith sample Delco shock absorber gland. We are very anxious to get a few dozen of these glands to try out experimentally. Will you please…

scan0004 Providing a sketch and further description of the latest Delco Shock Absorber Valve from America.
View original record 8832- E. From Ha/Bn. c. to Sg. Mor. c. to E. Da. c. to Hy. ******************** HA/Bn.S/MA. 8. 4. 32. ******************** We did not give a very complete description of the latest Delco Shock…

scan0005 Blueprint diagram and functional description of a Delco valve with variable spring pressure.
View original record LATEST DELCO VALVE IN WHICH THE LOADS ARE VARIED BY ALTERING SPRING PRESSURE INSTEAD OF THE AREA OF LEAK. A THE DOUBLE MAIN PRESSURE REGULATING VALVE THE VALVES ARE HELD ON THEIR SEATS BY THE PRESSURE…

scan0006 Effectiveness and features of a Bentley & Draper shock absorber.
View original record R. From Hs/Bn. c. to Sg. Mor. c. to E. RV. 6832 Hs/Bn.9/MA.3. 4. 4. 32. BENTLEY & DRAPER SHOCK ABSORBER. With reference to Sg.12/S.4.4.32. We attach print and description of the B. & D. shock absorber…

scan0007 Description of the Bentley & Draper shock damper.
View original record BENTLEY & DRAPER SHOCK DAMPER. The most peculiar feature of this damper is the diameter of the piston, which, being only .875" must generate very high internal pressures for given ball pin loads when…

scan0008 The method to prevent oil leakage and the material composition of a cylinder casting.
View original record -2- The method employed to prevent oil leakage is rather complicated, and as can be seen on the attached drawing, requires four rubber or composition glands, the large outer gland being rather crudely…

scan0009 Blueprint of the Bentley & Draper Shock Damper.
View original record VALVE, "FIXED" LEAK PISTON, BENTLEY & DRAPER SHOCK DAMPER, BEARING ADJUSTMENT, ECCENTRIC, INTER-LEVER, PISTON, GUIDE-BLOCK, RUBBER GLANDS, MAIN BEARING & COVER, MAIN LEVER, RUBBER PACKING IN, CLAMPING…

scan0010 Poor performance and design of Bentley-Draper Hydraulic shock dampers.
View original record HS. DA. ) FROM R. E. BY. ) (At Le Canadel.) X832 R2/M14.4.32. Sent from WW. 16.4.32 C. to SG. WOR. PN. X.235 X.832 SHOCK DAMPERS. Apparently the Bentley-Draper Hydraulic dampers are very poor, both in…

scan0011 Letter to Lucas Ltd. discussing the adoption of Luvax shock absorbers, comparing spring loaded and orifice type controls.
View original record X832. c. E. ----- HS/Rm.3/AD. May 12th, 1932. Messrs. Lucas Ltd. Warple Way, Acton, London, W.3. For the attention of Mr. Pitt. Dear Sirs, With reference to our conversation the other day with regard…

scan0012 Letter to Lucas Ltd. regarding the development of Luvax and N.P. type shock absorbers.
View original record Messrs. Lucas Ltd. -2- As you are aware, there is a real chance of Luvax shock absorbers being used on the model in question. We would therefore ask you if you would make an effort to improve the N.P.…

scan0013 Letter from Joseph Lucas Ltd. regarding the sending of blueprints and acknowledging a previous letter.
View original record HEAD OFFICES & WORKS: GREAT KING ST., BIRMINGHAM. CONTRACTORS TO THE ADMIRALTY, WAR OFFICE, AIR MINISTRY, INDIA OFFICE, H.M.G. AND LEADING RAILWAYS. TRADE MARK x832. 'KING OF THE ROAD' LAMPS, HORNS.…

scan0014 Confirming six Gland Packings are being sent to stores for despatch to Mr. Day for inspection.
View original record Y832. To Stores, from Hs/Rm. c. to Shipping Office. Hs/Rm.7/KT.2.6.32. We are sending into the Stores for despatch to Mr, Day, "Camacha", West Wittering, - 6 Gland Packings. These are for Da's…

scan0015 The analysis of Delco shock absorber gland material and proposing tests on a similar design for the J.III damper.
View original record Y832. To Da. From Hs/Rn. Hs/Rn.3/MJ.2.6.32. SHOCK DAMPER TO N.SCH.3405. With reference to Da.5/M13.1.32. We brought back some samples of the gland material used in the Delco shock absorber, which we…

scan0016 Promotional brochure for the McNab Rotor Hydraulic Shock Absorber.
View original record Handwritten: 8837. OTHER SHOCK ABSORBER FILE. 7.7.32. Left Page: The McNab Rotor Hydraulic Shock Absorber is the greatest advance in automobile riding comfort since the adoption of the large diameter…

scan0017 Promotional leaflet detailing the features and function of the McNAB Rotor Hydraulic Shock Absorber.
View original record GLIDE WHEN YOU RIDE-MOTOR ON THE ROTOR Rotor Hydraulic Shock Absorber THE MCNAB ROTOR HYDRAULIC SHOCK ABSORBER is a double acting instrument of the low pressure type. This will be noted readily by…

scan0018 Letter from T.B. Andre & Co. Ltd regarding a delayed order for shock absorbers, installation issues, and proposing a newer model.
View original record TELEGRAMS "OVANTIS.NOTTARCH.LONDON" CABLE CODE A.B.C. 5TH EDITION. ESTABLISHED 1903. TELEPHONE SERVICE DEPOT: PARK 9821 (4 LINES). From T.B. Andre & Co. Ltd HEAD OFFICE: FITTING & SERVICE DEPOT,…

scan0019 Fitting of Hartford shock absorbers to chassis 9-JS and declining to adopt the Hydro Telecontrol type.
View original record ROY. X837 BY/Cgh.4/G.11.6.32. HARTFORD SHOCK ABSORBERS. ----------------------- With reference to letter dated 8th inst. received from Messrs. T.B. Andre & Co. Ltd., in connection with the Hartford…

scan0020 Letter to T.B. Andre & Co. Ltd. concerning the refitting of Telecontrol Shock Absorbers and the introduction of a new hydro model.
View original record Copy to A.W. X 832. ROY/SS/P. 13th June, 1932. Messrs. T.B.Andre & Co.Ltd., Victoria Gardens, Ladbroke Road, Notting Hill Gate, LONDON, W.11. Your Ref:- WLH/CO. Dear Sirs, In reply to yours of 8th…

scan0021 Letter from T.B. Andre & Co. Ltd. discussing the supply and types of shock absorbers, including the cable and Hydro Telecontrol models.
View original record TELEGRAMS "OVANTIS, NOTTARCH, LONDON" CABLE CODE A.B.C. 5TH EDITION. ESTABLISHED 1903. TELEPHONE Service Depot : PARK 9821 (4 LINES.) From T.B. Andre & Co. Ltd HEAD OFFICE, FITTING & SERVICE DEPOT,…

scan0022 Letter from Joseph Lucas Ltd. discussing shock absorber test results and offering new instruments for testing.
View original record JOSEPH LUCAS LIMITED WARPLE WAY, ACTON, LONDON, W.3. TELEPHONE:- SHEPHERD'S BUSH 3111. (PTE. BR. EX.) TELEGRAMS:- "LUVANITUDE, ACT. LONDON." HEAD OFFICES & WORKS: GREAT KING ST., BIRMINGHAM.…

scan0023 Letter from Joseph Lucas Ltd. inquiring about a missing MP type shock absorber that was supposed to have been returned.
View original record HEAD OFFICES & WORKS: GREAT KING ST., BIRMINGHAM. CONTRACTORS TO THE ADMIRALTY, AIR MINISTRY, INDIA OFFICE, B.P.O. AND LEADING RAILWAYS. JOSEPH LUCAS LIMITED WARPLE WAY, ACTON, LONDON, W.3.…

scan0024 Telegram received by telephone requesting confirmation that a shock absorber has been sent.
View original record ROLLS-ROYCE LTD. TELEGRAM RECEIVED BY TELEPHONE. RR 144A (12 BKS.) (DC 231 27-8-31) BM 6/4784 Time Received: 12.24 Date: 24-6-32 To: Roycar By: gfs from: London 12 13 Message: Our letter 21st could…

scan0025 The return of a loaned Lucas LC type shock absorber to Messrs. Lucas.
View original record X832. To Stores, from Hs/Rm. C. to Shipping Office. Hs/Rm.11/KT. 24.6.32. We are sending into the Stores for despatch to Messrs. Lucas, Warple Way, Acton, W.3, 1 Lucas LC. type snock absorber. This…

scan0026 Correspondence with Joseph Lucas Ltd. regarding the dispatch of MP and LC type shock absorbers for testing.
View original record X 832. Hs/Rm.12/KT. June 24th, 1932. Messrs Joseph Lucas Ltd., Warple Way, Acton, London. W.3. Dear Sirs, With reference to your letter of the 21st inst, and your telegram of the 24th inst. We find…

scan0027 Request for information about shock absorbers mentioned in a report from Aix les Bains.
View original record X 832. S/W (Hs.) H2/H25.6.32. C. has asked me to send you the attached extract from a report received from Bt. at Aix les Bains. Haveyou any information as to these shock absorbers? H. RECEIVED 1932…

scan0028 Extract from a diary entry describing an improved adjustable shock absorber seen on an American car in Aix-les-Bains.
View original record EXTRACT FROM Bt's DIARY From AIX LES BAINS. "I've come across quite a good looking shock absorber on an American car here. The French driver was in raptures over it. It is really an improved type of…

scan0029 Letter to Messrs Lucas Ltd. regarding tests on a MP.3 type damper and shock absorbers.
View original record Y832 Hs/Rn.3/KT. June 27th 1932. Messrs Lucas Ltd., Warple Way, Acton. London. W.3. For the attention of Mr. Pitt. Dear Sirs, With reference to your letter of the 15th of June. We note that you have…

scan0030 Despatch of a lent MP.3 type shock absorber to Messrs Lucas.
View original record X832 To Stores. from Hs/Rm. c. to Shipping Office. Hs/Rm.5/KT.27.6.32. We are sending into the stores for despatch to Messrs Lucas, Warple Way, Acton, W.3.- 1 MP.3 type shock absorber. This was lent…

scan0031 Letter to T.B. Andre & Co. Ltd. requesting to examine a set of Hydro Tele shock absorbers.
View original record X832. Hs/Rn.7/KT. 27th June 1932. Messrs T.B. Andre & Co. Ltd., Victoria Gardens, Ladbroke Road, Notting Hill Gate, London W.11. Dear Sirs, With reference to your letter WLH/D014.6.32. We should like…

scan0032 Andre hydro tele-control and an associated advertisement.
View original record X832 To H. from Hs/Rm. Hs/Rm. 8/KT. 27.6.32. With reference to the attached, the Andre hydro tele. control seems to be something on the same lines. We are attaching an advertisement relating to this.…

scan0033 Letter from Joseph Lucas Ltd. arranging for the return of an 'MP' Shock Absorber.
View original record HEAD OFFICES & WORKS: GREAT KING ST., BIRMINGHAM. CONTRACTORS TO THE ADMIRALTY, WAR OFFICE, AIR MINISTRY, INDIA OFFICE, G.P.O AND LEADING RAILWAYS. Handwritten: X83r. JOSEPH LUCAS LIMITED WARPLE WAY,…

scan0034 Letter from T.B. Andre & Co. Ltd. confirming they are preparing a set of Hydro Telecontrol Shock Absorbers for a Phantom II.
View original record TELEGRAMS: "OVANTIS. NOTTARCH. LONDON" CABLE CODE. A.B.C. 5TH EDITION. ESTABLISHED 1903. X832. TELEPHONE Service Depot: PARK 9821 (4 LINES) From T.B. Andre & Co. Ltd HEAD OFFICE: FITTING & SERVICE…

scan0035 Letter to T.B. Andre & Co. Ltd. requesting shock absorbers for testing on an experimental car.
View original record 8832 Hs/Rm.1/AD. June 29th, 1932. Messrs. T.B. Andre & Co.Ltd. Victoria Gardens, Ladbroke Rd. Notting Hill Gate, London, W.11. Dear Sirs, With reference to your letter WLH/CO. 28.6.32. If you can let…

scan0036 Correspondence from T.B. Andre & Co. Ltd regarding the dispatch of a set of Hydro-telecontrol shock absorbers.
View original record TELEGRAMS "OVANTIS, NOTTARCH, LONDON" CABLE CODE A.B.C. 5TH EDITION. ESTABLISHED 1903. TELEPHONE Service Depot: PARK 9821 (4 LINES). From T.B. Andre & Co. Ltd HEAD OFFICE: FITTING & SERVICE DEPOT,…

scan0037 Telegram from T.B. Andre & Co. Ltd. about fitting hydro shock absorbers.
View original record X832. T.B. Andre & Co.Ltd. London. ad 29.6.32. Harris, Ovantis, Nottarch, London. Cen fit Hydro shock absorbers immediately if available without delay. Robotham Rolls Royce.

scan0038 Request to order a set of Andre Telecontrol shock absorbers for a 40/50 HP car on a sale or return basis.
View original record X837. Roy. from Hs/Rm. Hs/Rm.4/AD30.6.32. ANDRE TELECONTROL SHOCK ABSORBERS Will you please order from T.B. Andre & Co.Ltd. Victoria Gardens, Ladbroke Rd. Notting Hill Gate, London W.11 one set of…

scan0039 Letter to General Motors inquiring about the origin and reliability of Delco hydraulic shock dampers.
View original record Y.832. HS/Rm.4/AD. July 8th, 1932. Mr. Fred Wright, General Motors, The Hyde, Hendon. Dear Mr. Wright, We note that Vauxhall are fitting the Delco hydraulic shock dampers. We are wondering whether…

scan0040 Letter from Vauxhall Motors regarding Delco Hydraulic Shock Absorbers on Vauxhall models.
View original record TELEPHONE: COLINDALE 6501 (16 LINES) TELEGRAMS: "CARVAUX, HYDE, LONDON." X 832 HEAD OFFICE AND WORKS: LUTON, BEDS. Vauxhall Motors Ltd SALES AND SERVICE DEPOT EDGWARE ROAD, THE HYDE LONDON, N.W.9…

scan0041 Order for one set of Andre Telecontrol shock absorbers.
View original record J832. To Roy. From Hs. c.c. to Wor. Hs.1/MJ.15.7.32. ANDRE TELECONTROL SHOCK ABSORBERS. Re. G/GN/CA4/DW.7.7.32 attached. (Roy's) Will you please send an order to Messrs. Andre (Silent-bloc) Ltd., for…

scan0042 Liquid leaks from the control unit of Telecontrol shock absorbers fitted to car 22-EX.
View original record X832. Hs/Rn. from FD. Hs/FD.10/KT.14.9.32. SHOCK ABSORBERS. We had a set of Telecontrol dampers fitted to 22-EX on 11.7.32, and since this date the car has run 3,247 miles. While we have no complaint…

scan0043 Letter to T.B. Andre & Co. Ltd regarding liquid leaks from their dampers fitted to an experimental car.
View original record X832. Hs/Rn.9/KT. Sept.15th, 1932. Messrs T.B. Andre & Co. Ltd, Victoria Gardens, Ladbroke Road, Notting Hill Gate, London. W.11. Dear Sirs, We have been running a set of your dampers on one of our…

scan0044 Letter from T.B. Andre & Co. Ltd regarding issues with a Telecontrol shock absorber control unit and sending new units for testing.
View original record TELEGRAMS: 'OVANTIS, NOTTARCH, LONDON' CABLE CODE: A.B.C. 5TH EDITION. ESTABLISHED 1903. TELEPHONE SERVICE DEPOT : PARK 9821 (4 LINES). X837. From T.B. Andre & Co. Ltd HEAD OFFICE: FITTING & SERVICE…

scan0045 Letter from T.B. Andre & Co. Ltd. regarding replacement pumps for Hydro Telecontrol shock absorbers.
View original record TELEGRAMS "OVANTIS, NOTTARCH, LONDON" CABLE CODE A.B.C. 5TH EDITION. ESTABLISHED 1903. TELEPHONE SERVICE DEPOT: PARK 9821 (4 LINES). X832. From T.B. Andre & Co. Ltd HEAD OFFICE: FITTING & SERVICE…

scan0046 The testing and performance issues of Andre Telecontrol Dampers after 6,500 miles of use.
View original record Hs/Rn. from FD. 88321 Hs/FD.1/KT.11.10.32. ANDRE TELECONTROL DAMPERS. We have been running a set of the above dampers on 22-EX and up to date have completed 6,500 miles. The telecontrol models are of…

scan0047 Issues with Andre dampers and high-speed performance tests of the 22-EX limousine at Brooklands.
View original record -2- HS/FD.1/KT.11.10.32. print shews the type tested. We understand that Messrs Andre have also experienced considerable trouble with this type of unit and have now changed the type completely. The…

scan0048 Blueprint showing the inside of an Andre Telecontrol Damper, shewing the elastic rubber expander.
View original record ANDRE TELECONTROL DAMPER INSIDE OF ANDRE DAMPER SHEWING ELASTIC RUBBER EXPANDER F.D 10-10-32

scan0049 Blueprint of a dashboard control unit for shock absorbers, noting that the 'TMU' type leaks.
View original record DASHBOARD. CONTROL UNIT., BALL THRUST, TO SHOCK ABSORBERS, COPPER BELLOWS, ADJUSTER., Fig 1., TO SHOCK ABSORBERS, ADJUSTER, PISTON SHEWING RUBBER WASHER, Fig 2., TMU TYPE LEAKS., F.D., 10.10.32

scan0050 Criticisms and tests of Andre Telecontrol dampers, including issues with leaks, mounting, and effectiveness.
View original record 8833. Hd. (for Depot Sheet). Hs/Rm.9/KT.11.10.32. ANDRE TELECONTROL DAMPERS. We understand that a number of customers are having Andre Telecontrol dampers fitted to their cars. We have run these shock…

scan0051 Blueprint of a dashboard control unit for shock absorbers, noting a leakage fault.
View original record DASHBOARD. CONTROL UNIT. TO SHOCK ABSORBERS ADJUSTER PISTON SHEWING RUBBER WASHER FIG. 2. THIS TYPE LEAKS F.D. 10.10.32

scan0052 Performance graph of Andre Telecontrol Dampers, plotting load in pounds against pressure in pounds per square inch.
View original record PERFORMANCE OF ANDRE TELECONTROL DAMPERS Y-Axis: LBS. LOAD AT DAMPER ARM X-Axis: LBS. PER SQ IN. PRESSURE Curve Labels: OSR NSF NSR OSF Bottom right corner: CH/4 10.12.35

scan0053 Letter to T.B. Andre & Co, Ltd. regarding unsatisfactory control units and dampers.
View original record X 832. Hs/Rn.3/KT. Oct. 12th 1932. Messrs T.B. Andre & Co, Ltd, Victoria Gardens, Ladbroke Road, Notting Hill Gate, London, W.11. Dear Sirs, We thank you for your letters of the 21st. ult, and the…

scan0054 Letter to T.B. Andre & Co. Ltd arranging a meeting at Olympia to discuss telecontrol dampers.
View original record 8832- Hs/Rn.17/KT. Oct. 17th 1932. Messrs T.B. Andre & Co. Ltd, Victoria Gardens, Ladbroke Road, Notting Hill Gate, London. W.11. Dear Sirs, We thank you for your letter ref. WLH/GO. 13.10.32. I will…

scan0055 Letter from T.B. Andre & Co. Ltd confirming a meeting to discuss Telecontrol shock absorbers.
View original record TELEGRAMS: "OVANTIS, NOTTARCH, LONDON" CABLE CODE: A.B.C. 5TH EDITION. ESTABLISHED 1903. TELEPHONE SERVICE DEPOT: PARK 9821 (4 LINES). From T.B. Andre & Co. Ltd Rm HEAD OFFICE: FITTING & SERVICE…

scan0056 Analysis of the liquid used in Andre Telecontrol Dampers.
View original record X832. Hs/Rn. from FD. Hs/FD.6/KT.18.10.32. ANDRE TELECONTROL DAMPERS. An analysis of the liquid used in the above dampers shews it to contain 20% Glycerine and 80% water. Hs/F.Dodd.

scan0057 Querying the return of faulty Hand Control Units for Andre Hydro-telecontrol shock absorbers to clear an invoice from Andre (Silentbloc) Ltd.
View original record 8832. G/Gn/CA.9/JM.18.10.32 [STAMP: RECEIVED] [STAMP: BOX] We have an invoice from Andre (Silentbloc) Ltd., dated the 27th. ulto, on which we are charged 25/-d. each, less 40%, plus 1/-d. carriage for…

scan0058 Inquiry to Arens Controls Ltd. regarding control systems for a car chassis, specifying requirements and requesting samples.
View original record x 432 Hs/Les.2/MA. November 17th, 1932. The Arens Controls Ltd., 2 South Wharf, Praed Street, Paddington, London, W.2. Dear Sirs, We are interested in your controls in conjunction with our own car…

scan0059 Letter to Arens Controls Ltd. regarding the selection of control cables and requesting a sample with a spring device fitted.
View original record X837 Hs/Les.1/AD. November 23rd, 1932. Arens Controls Ltd. 2, South Wharf, Praed St. London, W.2. Dear Sirs, Thank you for your letter of the 18th inst. ref. ARF/VL. The visit of your representative…

scan0060 Letter from Arens Controls Limited regarding a sample control unit.
View original record X837 [Logo: THE SOCIETY OF MOTOR MANUFACTURERS & TRADERS LTD] ARENS CONTROLS LIMITED SOLE MANUFACTURERS AND VENDORS OF THE ARENS CONTROL UNIT TELEPHONES PADDINGTON 9958/9. TELEGRAMS UNICONTROL, PADD,…

scan0061 Letter to Arens Controls Ltd. requesting the fitting of a control system to a chassis and a visit from an engineer.
View original record X832 Expl. Dept. Hs/fes.5/MJ. 25th. November 1932. Arens Controls Ltd., 2, South Wharf, Praed Street, LONDON.W.2. Dear Sir, For the attention of Mr. A.R. Faulkner. We would like to have one of our…

scan0062 Letter to The Crosby Valve & Engineering Co. Ltd. regarding unsatisfactory bellows and a request for a more flexible sample.
View original record X832 Expl. Dept. Hs/Les.1/MA. January 6th., 1933. The Crosby Valve & Engineering Co.Ltd., 41 & 42, Foley Street, London, W.1. Dear Sirs, We have been testing some of your bellows made to our drawing…

scan0063 Inquiry to Luvax Limited regarding the lifespan and oil resistance of their rubber glands.
View original record 8832. Hs/Rm.3/KT. January 10th 1933. Messrs Luvax Limited, Larden Road, Acton, London. W.3. For the attention of Mr.Pitt. Dear Sirs, We wonder whether you could give us any information as to the life…

scan0064 Letter clarifying the design and pressure limitations of Relief Valve Bellows Assemblies.
View original record X832 TELEPHONE: MUSEUM 4343 & 4344. TELEGRAMS: "CROSBY LONDON" WORKS: ROTHERHAM. INSPECTION & TESTING DEPT. 14 & 15 UNION ST., LONDON, W.1. REGISTERED OFFICE: 147 QUEEN VICTORIA ST., LONDON E.C.4.…

scan0065 Letter from Crosby Valve & Engineering Co. Ltd. discussing the design of a Bellows Assembly.
View original record -2- Messrs. Rolls-Royce, Ltd., 10th January, 1933. are working under similar conditions and, therefore, the Bellows Assembly does not have to rely upon the natural resilience of the Bellows…

scan0066 Letter to Dunlop Rubber Co. requesting an opinion on oil-resisting rubber gland packing for a new shock absorber.
View original record γ 832 Hs/Rm.1/KT. January 10th 1933. The Dunlop Rubber Co. Fort Dunlop, Erdington, B'Ham. For the attention of Mr.A.Healey. Dear Sirs, We are contemplating using oil resisting rubber gland packing on…

scan0067 Letter from Dunlop Rubber Co. Ltd. regarding the supply of mineral oil-resistant packing rubber.
View original record X832 DUNLOP RUBBER CO.,LTD. TELEGRAPHIC ADDRESS: "DUNLOPS, PHONE, BIRMINGHAM". TELEPHONE: BIRMINGHAM CENTRAL 4108 (P.B.E.) EXTENSION No. 519. YOUR REF: Hs/Rm.1/KT. OUR REF: FBJ/R. FORT DUNLOP…

scan0068 Letter from Luvax Limited regarding the material composition of shock absorber glands.
View original record x832 DIRECTORS HENRY J. SAYER. PETER F. BENNETT. OLIVER LUCAS. CHASSIS [LUCAS C.A.V. ROTAX BRITISH MADE STAMP] ENGINEERING LUVAX LIMITED WORKS: LARDEN ROAD, ACTON, LONDON, W.3. TELEGRAMS: 'LUVAXITUDE,…

scan0069 Letter from Luvax Limited discussing the properties and resistance of rubber when in contact with different oils.
View original record -2- Messrs. Rolls Royce Ltd. 11th January 1933. "resisting" it, they are absorbing the oil and increasing in volume. As you know, the definition of "resistance" as adopted by the Air Ministry in…

scan0070 Investigation report on tests conducted on a type 'MP' shock absorber.
View original record TO: Mr. Watson, Mr. Pitt, Mr. Douglas, & File. FROM: Mr. W.A. Green. X832 INVESTIGATION 33.LA. 1. 12th January, 1933. WAG/EGR ROLLS-ROYCE SHOCK ABSORBER TESTS. This investigation refers to tests on…

scan0071 The testing and analysis of a shock absorber, including calculations and observed issues.
View original record - 2 - tested before despatch to Messrs. Rolls-Royce, and that the valves were then in perfect condition. The cause of the trouble which subsequently developed in the air valves is therefore unknown.…

scan0072 Analysis of pressure build-up in a single-acting system using an indicator diagram.
View original record - 3 - TYPE "MP" - single acting. 8" lever arm - 4" stroke - 70 revs. Adjusting Screw 4 turns open - H.P. side. Spring 350 lbs/sq.in. per inch. Piston 1/4 sq.in. be traced. The only interpretation of…

scan0073 Testing procedures and results for a shock absorber, including calculations.
View original record - 4 - for a short time with the indicator cock open to eliminate all air. After this the indicator cock was closed, or the test rig stopped long enough to allow any accumulated pressure to leak away.…

scan0074 Calculations analyzing rotor movement, volume swept, and pressure based on indicator card data.
View original record - 5 - of the cards is 2.78". The movement of the lever arm corresponding to .21" on the card is therefore 4" x .21" / 2.78" = .302" The corresponding movement of the centre of pressure of the rotor is…

scan0075 Analysis of shock absorber performance, discussing indicator cards, temperature effects, leakage, and oil compressibility calculations.
View original record - 6 - that in the absence of an indicator, cards No's 391 & 410 would be almost exactly rectangular in form. The cards taken at high temperatures show that under these conditions a little leakage…

scan0076 Calculation for the movement at the centre of pressure of a rotor, with analysis comparing calculated versus observed effects.
View original record - 7 - The corresponding movement at the centre of pressure of the rotor is .0158" -------- = .013" 1.5 x .813 It is thus seen that the effect of compressibility is small compared with that of the…

scan0077 Indicator card record for Luvax shock absorbers showing maximum pressure readings at various temperatures.
View original record LUVAX SHOCK ABSORBERS - INDICATOR CARD RECORD (43) LENGTH OF LEVER ARM ... 8" TYPE RMP. (Rolls-Royce) No. I. DATE 4.1.33. Card No. | Speed revs | Stroke ins. | Reg. Screw turns | Temp. °C. | Side |…

scan0078 Indicator card record for Luvax shock absorbers.
View original record LUVAX SHOCK ABSORBERS - INDICATOR CARD RECORD (44) LENGTH OF LEVER ARM ... 8" ... TYPE RMP (Rolls-Royce) DATE 4.1.33 No. I. Card No. | Speed revs | Stroke ins. | Reg. Screw turns | Temp. °C | Side |…

scan0079 Indicator card record for Luvax shock absorbers.
View original record LUVAX SHOCK ABSORBERS - INDICATOR CARD RECORD (45) LENGTH OF LEVER ARM ... 8" TYPE RMP. (Rolls-Royce) No. I. DATE 4.1.33 Card No. | Speed revs | Stroke ins. | Reg. Screw turns | Temp. °C | Side |…

scan0080 Indicator card record for Luvax shock absorbers, detailing performance at various temperatures.
View original record LUVAX SHOCK ABSORBERS - INDICATOR CARD RECORD (46) LENGTH OF LEVER ARM .... 8" TYPE RMP. (Rolls-Royce) No. I. DATE 4.1.33 | Card No. | Speed revs | Stroke ins. | Reg. Screw turns | Temp. °C | Side |…

scan0081 Sheet containing six numbered diagrams, likely indicator diagrams, from 371 to 376.
View original record 371 372 373 374 375 376

scan0082 Sheet displaying six numbered design templates or outlines for a component.
View original record 377 378 379 380 381 382

scan0083 Series of six numbered diagrams showing a hand-drawn outline of a component.
View original record 383 384 385 386 387 388

scan0084 Series of six numbered engine indicator diagrams.
View original record 389 390 391 392 393 394

scan0085 Grid of six numbered cells, each containing a hand-drawn cam profile diagram.
View original record 395 398 396 399 397 400

scan0086 Series of six numbered diagrams showing cam profiles.
View original record 401 402 403 404 405 406

scan0087 Page displaying four numbered graphical plots or diagrams.
View original record 407 410 408 409

scan0088 Letter to Crosby Valve & Engineering Co. regarding the performance and quality of supplied bellows.
View original record XF32 Hs/Rn.14/KT. January 11th 1933. Crosby Valve & Engineering Co, Ltd, 41 & 42 Foley Street, London. W.1. Dear Sirs, With reference to your letter of the 10th. inst. Your interpretation of our…

scan0089 Page 2 of a letter to Crosby Valve & Eng. Co. regarding testing supplies and works visits.
View original record Crosby Valve & Eng. Co. -2- No doubt you will test further supplies before they leave your works. If at any time we have some points which we should like to discuss with you, it it any use for us to…

scan0090 Letter from Crosby Valve & Engineering Co Ltd regarding a sample of Sylphon Shock Absorber Assemblies and suggesting modifications.
View original record X832 TELEPHONE: MUSEUM 4343 & 4344. TELEGRAMS: "CROSBY LONDON" WORKS: ROTHERHAM. INSPECTION & TESTING DEPT. 14 & 15 UNION ST., LONDON, W.I. REGISTERED OFFICE: 147 QUEEN VICTORIA ST. LONDON, E.C.4.…

scan0091 Letter from a supplier, Crosby Valve & Engineering Co. Ltd., responding to a complaint about a leaking assembly.
View original record -2- Messrs. Rolls-Royce Ltd. 12th January 1933. Work of this nature is carried out in our London Instrument Department and our works at Rotherham would not be able to give you any information…

scan0092 Letter from a supplier following up on a sample shock absorber assembly and an order for more.
View original record X832 TELEPHONE: MUSEUM 4343 & 4344. TELEGRAMS: "CROSBY LONDON" WORKS: ROTHERHAM. INSPECTION & TESTING DEPT. 14 & 15 UNION ST., LONDON, W.1. REGISTERED OFFICE: 147 QUEEN VICTORIA ST., LONDON E. C. 4.…

scan0093 Letter to Messrs Luvax Limited regarding a shock absorber report and diagrams.
View original record V832 Hs/Rm.7/KT. January 19th 1933. Messrs Luvax Limited, Larden Road, Acton. London. W.3. For the attention of Mr. Douglas. Dear Sirs, We thank you for your report of the 12th January, together with…

scan0094 Letter from Luvax Limited regarding indicator tests on hydraulic shock absorbers and arranging a meeting to discuss the results.
View original record DIRECTORS HENRY J. SAYER. PETER F. BENNETT. OLIVER LUCAS. LUVAX HYDRAULIC SHOCK ABSORBERS CHASSIS ENGINEERING LUVAX LIMITED WORKS: WARPLE WAY, ACTON, LONDON, W.3. TELEGRAMS: 'LUVAXITUDE, ACT, LONDON'…

scan0095 Letter from Luvax Limited to Mr. W.A. Robotham arranging a meeting for Wednesday the 25th at 2:30 p.m.
View original record DIRECTORS HENRY J. SAYER. PETER F. BENNETT. OLIVER LUCAS. LUVAX HYDRAULIC SHOCK ABSORBERS CHASSIS ENGINEERING LUVAX LIMITED WORKS: WARPLE WAY, ACTON, LONDON, W.3. TELEGRAMS: LUVAXITUDE, ACT, LONDON.…

scan0096 Letter from Luvax Limited postponing a meeting to discuss a Luvax Shock Absorber test report due to illness.
View original record 8832. DIRECTORS HENRY J. SAYER. PETER F. BENNETT. OLIVER LUCAS. CHASSIS ENGINEERING LUVAX LIMITED WORKS: WARPLE WAY, ACTON, LONDON, W.3. TELEGRAMS: "LUVAXITUDE, ACT, LONDON" TELEPHONE: SHEPHERDS BUSH…

scan0097 Diagram and mathematical analysis of a Delco testing rig.
View original record Delco Testing Rig XP32 K=ratio of arms Movement of slide resisted by oil pressure slide Balancing Springs Vel. ω r Variable speed motor Adjustable crank disc Displacement of crank from mid point = r…

scan0098 Follow-up letter from Arens Controls Ltd regarding controls they supplied for shock absorbers.
View original record ARENS CONTROLS LIMITED SOLE MANUFACTURERS AND VENDORS OF THE ARENS CONTROL UNIT TELEPHONES PADDINGTON 9958. TELEGRAMS UNICONTROL, PADD, LONDON. CABLES UNICONTROL, LONDON. CODES A.B.C. 5TH. EDN.,…

scan0099 Letter from Luvax Limited regarding the rescheduling of a representative's visit to discuss shock absorbers.
View original record DIRECTORS HENRY J. SAYER. PETER F. BENNETT. OLIVER LUCAS. CHASSIS ENGINEERING MIDLAND OFFICES WELL STREET BIRMINGHAM TELEPHONE: NORTHERN 5201. TELEGRAMS: 'LUVAX, BIRMINGHAM' LUVAX LIMITED WORKS:…

scan0100 Letter to Messrs Luvax Ltd discussing loads, lever length, and shaft deflection in relation to shock absorber testing.
View original record X832 Hs/Rm.l/KT. February 9th 1933. Messrs Luvax Ltd, Warple Way, Acton, London. W.3. For the attention of Mr.P. Douglas. Dear Sirs, We thank you for your letter of the 8th Feb. We mentioned to your…

scan0101 Letter to Arens Controls Ltd confirming a car fitted with their controls is currently under test.
View original record V932 Hs/Rm.4/KT. February 4th 1933. Messrs Arens Controls Ltd, 2, South Wharf, Praed Street, London. W.2. For the attention of Mr.Appleby. Dear Sirs, We thank you for your letter of Jan. 25th. The car…

scan0102 Letter from Luvax Limited regarding tests on rotor spindle and lever arm deflection.
View original record Y832 DIRECTORS HENRY J. SAYER. PETER F. BENNETT. OLIVER LUCAS. CHASSIS ENGINEERING LUVAX LIMITED LUVAX HYDRAULIC SHOCK ABSORBERS WORKS: WARPLE WAY, ACTON, LONDON, W.3. TELEGRAMS: 'LUVAXITUDE, ACT,…

scan0103 The testing of Delco shock absorbers and the necessity of using indicator diagrams.
View original record EJJ. Sft. WOr. from Hs/Rm. X832 Hs/Rm. S/KT.10. 2.33. Y2315 In the Delco Shock Absorber factory they test every one of their shock absorbers, and take an indicator diagram. This is actually much…

scan0104 Diagram of a machine built for recording shock-absorber characteristics.
View original record Bump Rebound Spring DIAGRAM OF MACHINE BUILT FOR RECORDING SHOCK-ABSORBER CHARACTERISTICS. The Shock-Absorber is Mounted on the End of a Stiff Leaf Spring and the Axle End of the Link is Attached to…

scan0105 Letter to Crosby Valve & Engineering Co. Ltd. regarding issues with shock damper bellows and requesting a modified sample.
View original record V832 Hs/Les.7/KT. February 15th 1933. Messrs Crosby Valve & Engineering Co. Ltd, 41 & 42 Foley Street, London. W.1. Dear Sirs, With reference to the shock damper bellows you supplied to our drawing…

scan0106 Letter from Luvax Limited enclosing curves from shock absorber deflection tests.
View original record X 832 DIRECTORS HENRY J. SAYER. PETER F. BENNETT. OLIVER LUCAS. CHASSIS ENGINEERING LUVAX LIMITED WORKS: WARPLE WAY, ACTON, LONDON, W.3. MIDLAND OFFICES WELL STREET BIRMINGHAM TELEPHONE: NORTHERN 5201…

scan0107 Investigation into the elastic deflection of a shock absorber under working loads.
View original record Messrs. Rolls-Royce TO: Messrs. Watson, Pitt, Douglas, & File. FROM: W.A. Green INVESTIGATION 33.IA. 8. 17th February, 1933 WAG/EGR SHOCK ABSORBERS, ELASTIC DEFLECTION. This investigation was…

scan0108 Results of loading and deflection tests on a shock absorber.
View original record -2- the angle plate with the lever arm projecting horizontally to the left, so that the torque applied would be reversed. Loading and unloading was carried out as before. During the first loading the…

scan0109 Graph showing the deflection characteristics of a Type RMP shock absorber under load.
View original record DEFLECTION - INS. .080 .070 .060 .050 .040 .030 .020 .010 SHOCK ABSORBER DEFLECTION. TYPE RMP (ROLLS-ROYCE) LEFT HAND LOADING RIGHT " " LOAD - LBS. ON 8" LEVER. INVESTIG. 33LA8 DIAG. L.30. O 50 100…

scan0110 Investigation report on shock absorber performance at temperatures below 20°C.
View original record TO: Messrs. Watson, Pitt, Douglas, & File. Messrs. Rolls-Royce. FROM: W.A. Green. INVESTIGATION 33.IA. 1.(CONTD). 23rd February, 1933 WAG/EGR ROLLS-ROYCE SHOCK ABSORBER, CONTINUATION. Mr. Robotham, of…

scan0111 The investigation of a 'building up' pressure effect observed during tests.
View original record -2- there is no reason to anticipate excessive pressures at any temperature down to this value. NOTE RE "BUILDING UP" EFFECT. The "building up" effect referred to in Inv. 33.LA. 1. was noticeable on…

scan0112 Indicator card record for Luvax shock absorbers, Type RMP II.
View original record LUVAX SHOCK ABSORBERS - INDICATOR CARD RECORD (51) LENGTH OF LEVER ARM 8" TYPE RMP (Rolls-Royce) II DATE 10.2.33 | Card No. | Speed revs | Stroke ins | Reg. Screw turns | Temp. ºC | Side | Indicator…

scan0113 Set of six numbered indicator diagrams or performance plots.
View original record S.C 451 452 10 453 15 454 20 455 6.C 456

scan0114 Four indicator diagrams at temperatures ranging from 5°C to 20°C.
View original record 5°C 457 20°C 460 10°C 458 15°C 459

scan0115 Letter to The Packless Gland Co. Ltd. requesting a quotation for shock damper control bellows.
View original record X832 Hs/Les.1/KT. February 20th 1933. The Packless Gland Co, Ltd., Thermoflex Works, Windmill Road, Sunbury, Middlesex. Dear Sirs, We attach a print of a shock damper control bellows F.100773. The…

scan0116 Letter from Luvax Limited regarding tests conducted on their shock absorbers at low temperatures.
View original record DIRECTORS HENRY J. SAYER. PETER F. BENNETT. OLIVER LUCAS. X832 CHASSIS ENGINEERING LUVAX LIMITED WORKS: WARPLE WAY, ACTON, LONDON, W.3. TELEGRAMS: 'LUVAXITUDE ACT. LONDON' TELEPHONE SHEPHERDS BUSH…

scan0117 Performance and testing of Luvax shock absorbers.
View original record V83Y Hdy. from Hs/Rm. Hs/Rm. 9/KT. 2.3.33. LUVAK SHOCK ABSORBERS. At the time when the decision was made that we should fit a proprietary make of shock absorber on the Bensport, we got into touch with…

scan0118 Letter to Luvax Limited regarding the performance and testing of their shock absorbers.
View original record X 832 Hs/Rm. S/KT. March 2nd 1933. Messrs Luvax Limited, Warple Way, Acton, London. W.3. For the attention of Mr. P. Douglas. Dear Sirs, We thank you for your reports of the 23rd and 17th Feb.…

scan0119 Letter from Luvax Limited regarding the supply and potential modification of shock absorbers.
View original record X832 DIRECTORS HENRY J. SAYER. PETER F. BENNETT. OLIVER LUCAS. CHASSIS ENGINEERING LUVAX LIMITED WORKS: WARPLE WAY, ACTON, LONDON, W.3. TELEGRAMS: "LUVAXITUDE, ACT, LONDON" TELEPHONE: SHEPHERDS BUSH…

scan0120 Letter from Luvax Limited regarding a suggested indicator test on a shock absorber.
View original record Messrs. Rolls-Royce Ltd., DERBY. -2- 4th March, 1933 With regard to your suggested indicator test after 10,000 miles running, we are arranging to put one of this type of shock absorber on one of our…

scan0121 Instruction to order 8 shock damper bellows, part F.100773, from two specified firms.
View original record X832 ROY/Ms. Hs/Les.1/KT.9.3.33. Will you please order 8 shock damper bellows to F.100773 from each of these two firms - S.Smith & Sons, Cricklewood. Packless Gland Co. Ltd, Sunbury. Hs/Les.

scan0122 Letter to S. Smith & Sons Ltd. regarding an order for bellows units and requesting criticism on their flexibility and life.
View original record Hs/Les.15/KT. S. Smith & Sons, Ltd., Cricklewood Works, London. N.W. 2. March 9th 1933. Dear Sirs, We have instructed our Order Office to order 8 bellows units F.100773 from you. You will notice from…

scan0123 Letter to a supplier about the flexibility and usage of sample bellows, and placing an order for more units.
View original record Hs/Les.14/KT. March 9th 1933. The Packless Gland Co. Ltd, Thermoflex Works, Windmill Road, Sunbury, Middlesex. Dear Sirs, We thank you for the sample bellows which you recently supplied. We are…

scan0124 The Stores department to dispatch a Luvax shock absorber to a Mr Hardy.
View original record X837 Stores. from Hs/Rn. D/BP. ROY. Hs/Rn.8/KT.13.3.33. We are sending into the Stores for despatch to Mr Hardy, Elmstead, West Wittering, one Luvax shock absorber, type MP. Will you please send this…

scan0125 Requesting an order for twelve of each of three specific shock absorber springs from Messrs Salters.
View original record x832 ROY/MS. from Hs/Les. Hs/Les.7/KT.14.3.33. SHOCK ABSORBER SPRINGS. Will you please order 12 of each of the following springs F.100914. F.100805. F.100806. ex Messrs Salters. Hs/Les.

scan0126 Letter to The Packless Gland Co. Ltd. regarding an order for bellows, discussing specifications, and seeking pressure ratings.
View original record x832 Hs/Les.20/KT. April 3rd 1933. The Packless Gland Co. Ltd, Windmill Road, Sunbury, Middlesex. Dear Sirs, We thank you for your letter dated March 4th, and have been interested with your remarks.…

scan0127 Letter to The Packless Gland Co. Ltd. discussing quotations and pressure specifications for various bellows components.
View original record X832 Experimental Dept. Hs/LES.1/BE. April 5th.1933. The Packless Gland Co, Ltd., Windmill Road, Sunbury, MIDDLESEX. Dear Sir, Thank you for your letter of the 4th.inst. We have seen your quotation…

scan0128 Requesting an order to cover the cost of shock absorbers ordered in the U.S.A.
View original record γ 83r. Roy. From Hs. Hs.3/MJ.22.4.33. Please issue an order to cover the cost of these shock absorbers which were ordered when Mr. Lovesey was in U.S.A. We should be glad if you could get this payment…

scan0129 Invoice from Delco Products for verbally ordered parts and requesting a formal order.
View original record Roy. We have received an invoice from Delco Products Corporation, Dayton, Ohio, U.S.A. details of which are shown below. We understand that no official order has been sent for the parts charged for…

scan0130 Request to order a set of bowden cables and controls for adjustable shock dampers from T.B. Andre Ltd.
View original record X832. ROY/MS. from Hs/Les. Hs/Les.10/KT.27.4.33. Will you please order a set of bowden cables and controls from T.B. Andre Ltd, as supplied with the adjustable shock dampers to F.83155. We do not want…

scan0131 The performance of Delco inertia controlled shock dampers following a test on a 36 HP Buick car.
View original record Files. X832 18.5.33. DELCO INERTIA CONTROLLED SHOCK DAMPERS. The following impression was gained from a short run in one of the latest 36 HP. Buick cars having the new Inertia controlled shock dampers…

scan0132 Letter from Arens Controls Limited following up on the performance of controls fitted for Luvax Shock Absorbers.
View original record ARENS CONTROLS LIMITED SOLE MANUFACTURERS AND VENDORS OF THE ARENS CONTROL UNIT TELEPHONES PADDINGTON 9968/9. TELEGRAMS UNICONTROL, PADD, LONDON. CABLES UNICONTROL, LONDON. CODES A.B.C. 5TH. EDN.,…

scan0133 Letter to Arens Controls Ltd. regarding the satisfactory performance of their controls but ceasing further progress on the design.
View original record X832. Hs/Rm.14/MA. May 31st., 1933. Messrs. Arens Controls Ltd., 2, South Wharf, Praed Street, London, W.2. Dear Sirs, We thank you for your letter of the 30th., inst., We are glad to say that the…

scan0134 Attached information on a shock absorber testing rig.
View original record X832 To Sft. from Hs/Rn. Hs/Rn.4/KT. 26.6.33. Oy. recently sent us the attached information on their shock absorber testing rig. It may be of interest to you. Hs/Rn.

scan0135 Blueprint diagram for a Torsional Load Indicator mechanism.
View original record TORSIONAL LOAD INDICATOR LINK ARM SHOCK ABSORBER CROSS HEAD CONNECTING ROD NOTE ! WEIGHT STEM TO BE SAME ANGLE AS INSTALLED ON CAR, PREFERABLY NOT OVER 10° 4" STROKE 23 1/2" ROLLS ROYCE, LTD. PRINT…

scan0136 Despatch and exchange of shock damper telecontrol units with Messrs T.B. Andre & Co. Ltd.
View original record X83 To ROY. from Hs/Rn. c. G/Mt. D/BP. Hs/Rn.19/KT.11. 7. 33. We are sending into the Stores for despatch to Messrs T.B. Andre & Co. Ltd., Victoria Gardens, Ladbroke Hill Gate, W.11., 3 shock damper…

scan0137 Letter to T.B. Andre & Co. Ltd regarding the dispatch of telecontrol units and a request for new parts for a Phantom model.
View original record X832 Hs/Rn.18/KT. July 11th 1933. Messrs T.B. Andre & Co. Ltd., Victoria Gardens, Ladbroke Road, Notting Hill Gate, London. W.11. Dear Sirs, We are despatching to you today, three shock damper…

scan0138 Invoice from T.B. Andre & Co. for a set of Andre Hydro-Telecontrol shock absorbers.
View original record Roy. X83r G/Gn/CA.3/DW.19.7.33 We have received an invoice from T.B.Andre & Co. Ltd. dated 12th instant, details of which are shown below. These Shock Absorbers were ordered per letter of the 11th…

scan0139 Cover letter from T.B. Andre & Co. Ltd. forwarding a letter received from a car owner.
View original record Handwritten note: As/RR This may be of interest to you By Handwritten note: x832 TELEGRAMS "OVANTIS, NOTTARCH, LONDON" CABLE CODE A.B.C. 5TH EDITION. ESTABLISHED 1903. TELEPHONE Service Depot PARK…

scan0140 Customer testimonial letter regarding the performance of Telecontrol shock absorbers fitted to a Continental Rolls Royce.
View original record COPY. Villa Bergeronnettes, ANGLET - B.P. 18th July/33. Messrs.Andre & Co., LONDON. Gentlemen, I am highly delighted with the Telecontrol shock absorbers you fitted recently to my Continental Rolls…

scan0141 Letter to The Packless Gland Co. Ltd. requesting a quotation for special bellows glands for a shock damper.
View original record x832 Experimental Dept. Hs/Les.1/KT. July 24th 1933. The Packless Gland Co. Ltd., Windmill Road, Sunbury, Middlesex. For the attention of Mr. Martin-Hurst. Dear Sir, When you were at our works we…

scan0142 Short internal memo requesting payment for parts.
View original record V83 To ROY. from Hs/Rm. Hs/Rm.11/KT.27.7.33. With reference to G/Gn/CA.3/DW.19.7.33. Will you please pay for these parts. Hs/Rm.

scan0143 Order request for 12 shock damper glands from Salters with detailed specifications.
View original record X833 To ROY/MS. from Hs/Les. Hs/Les.5/KT.25.9.33. Will you please order 12 shock damper glands from Salters to the following specification :- Free length .312" Choc length .250" Load at choc length 25…

scan0144 Letter from The Packless Gland Co. Ltd. regarding an incorrect part shipment and a query on a drawing specification.
View original record Telephone: SUNBURY 406. Codes: BENTLEY'S, WESTERN UNION. Telegrams & Cables: PACKLESS, SUNBURY COMMON. THE PACKLESS GLAND CO, LTD. MAKERS OF THERMOFLEX DIRECTORS: M. PAYNE. W. A. PAYNE. W. F. F.…

scan0145 Letter from The Packless Gland Co. Ltd. seeking approval for a suggestion about required free length after deflection.
View original record - 2 - Messrs. Rolls-Royce Ltd. the required free length after deflection has been made. Perhaps you will be good enough to let us know whether this suggestion meets with your approval. Yours truly,…

scan0146 Letter to The Packless Gland Co. Ltd. discussing bellows measurement for free and solid length.
View original record H 832. Experimental Dept. Hs/Gry.12/KT. Oct 20th 1933. The Packless Gland Co. Ltd., Windmill Road, Sunbury, Middlesex. For the attention of Mr. Martin-Hurst. Dear Sir, With reference to your letter of…

scan0147 Note quoting T. B. Andre & Co. Ltd. regarding the intentional lateral play in Hydro Telecontrol Shock Absorbers.
View original record BY. e. Sft. c. Hs/Les. e. Hd. LES ROY/HW.1/GB.20.10.33. Kindly note, in respect of our order for one set of Hydro Telecontrol Shock Absorbers, expected here at any moment, Messrs. T. B. Andre & Co.…

scan0148 Letter from T.B. Andre & Co. Ltd regarding the load curve of Andre Telecontrol Shock Absorbers.
View original record TELEGRAMS “OVANTIS, NOTTARCH, LONDON” CABLE CODE A.B.C. 5TH EDITION. ESTABLISHED 1903. TELEPHONE SERVICE DEPOT: PARK 9821 (4 LINES) From T. B. Andre & Co. Ltd HEAD OFFICE. FITTING & SERVICE DEPOT,…

scan0149 Load curve graph for Andre Hydro-Telecontrol shock absorbers.
View original record LOAD CURVE ANDRE HYDRO-TELECONTROL SHOCK ABSORBERS. TORQUE IN LBS. AT ONE INCH LBS PER SQUARE INCH ON GAUGE H.T.4 AS TESTED 5/9/33 H.T.3 AS TESTED 28/8/33 H.T.2 AS TESTED 29/8/33 12/1

scan0150 Load curve graph for Andre Hydro-Telecontrol Shock Absorbers.
View original record LOAD CURVE ANDRE HYDRO-TELECONTROL SHOCK ABSORBERS TORQUE IN LBS AT ONE INCH LBS PER SQUARE INCH ON GAUGE H.T.3. AS TESTED 20/9/33 H.T.2. GS TESTED 20/9/33 H.T.4. AS TESTED 29/9/33 12/11

scan0151 Letter to T.B. Andre & Co. Ltd. regarding the exchange of dampers and a request for blueprints for a 40/50 chassis.
View original record K832 Experimental Dept. Hs/Les.13/KT. November 7th 1933. T.B.Andre & Co. Ltd., Victoria Gardens, Ladbroke Road, Notting Hill Gate, London. W.11. Dear Sirs, Thank you for your letter of the 27th ult.,…

scan0152 Letter to T.B. Andre & Co. Ltd. requesting a set of HT.4 dampers for testing purposes.
View original record X832 Experimental Dept. Hs/Les.12/KT. November 10th 1933. Messrs T.B. Andre & Co. Ltd., Victoria Gardens, Ladbroke Road, Notting Hill Gate, London. W.11. Dear Sirs, Thank you for your letter and the…

scan0153 Requesting the despatch of Telecontrol friction dampers to Messrs T.B. Andre & Co. Ltd.
View original record x832 To G/Mt. from Hs/Les: c. D/BP. ROY. Hs/Les.11/KT.10.11.33. Will you please despatch to Messrs T.B.Andre & Co. Ltd., Victoria Gardens, Ladbroke Road, Notting Hill Gate, London W.11 - One set of…

scan0154 Letter from the Experimental Department requesting a list of racing type shock absorbers.
View original record 4426 Exptl. Dept. Hs/Les.5/KW.10.7.34. 10th July, 1934. Messrs. T. B. Andre & Co.Ltd., Victoria Gardens, Ladbroke Grove, Notting Hill Gate, LONDON, N.W.11. Dear Sirs, Will you please send us by return…

scan0155 Letter from T.B. Andre & Co. Ltd regarding shock absorbers suitable for racing purposes.
View original record TELEGRAMS "OVANTIS, NOTTARCH, LONDON" CABLE CODE A.B.C. 5TH EDITION. ESTABLISHED 1903. TELEPHONE Service Depot: PARK 9821 (4 LINES). From T.B. Andre & Co. Ltd HEAD OFFICE: FITTING & SERVICE DEPOT,…

scan0156 Letter to T.B. Andre & Co. Ltd. requesting the urgent supply of four shock absorbers.
View original record 74426 Exptl. Dept. Hs/Les.17/KW. 12th July, 1934. Messrs. T.B. Andre & Co.Ltd., Victoria Gardens, Ladbroke Road, Notting Hill Gate, LONDON, W.11. Dear Sirs, Thank you for your letter dated the 11th…

scan0157 Telegram requesting dampers for model 306M for a specific Monday.
View original record X462p 14.7.34. OVANTIS, NOTTARCH, LONDON. (REPLY PAID). 306M DAMPERS REQUIRED MONDAY CERTAIN. LESLIE, ROYCAR.

scan0158 Letter to Messrs. T.B. Andre & Co. Ltd regarding the dispatch and assembly of paired shock damper plates.
View original record x426 Exptl. Dept. Hs/Les.32/KW. 16th July, 1934. Messrs. T.B. Andre & Co.Ltd., Victoria Gardens, Ladbroke Grove, Notting Hill Gate, LONDON, W.11. Dear Sirs, Thank you for your 'phone call which…

scan0159 Despatch note for four shock damper plates to be sent to T.B. Andre & Co. Ltd.
View original record D/BP. c. to Roy. c. to C/Lt. +4426 Hs/Les.21/KW.16.7.34. Will you please despatch to-night - 4. Shock Damper Plates F.B.1316. To Messrs. T.B. Andre & Co.Ltd. Victoria Gardens, Ladbroke Grove, Notting…

scan0160 Letter from T.B. Andre & Co. Ltd concerning a delay in supplying shock absorbers for racing purposes.
View original record 44426 TELEGRAMS "OVANTIS, NOTTARCH, LONDON" CABLE CODE. A.B.C. 5TH EDITION. ESTABLISHED 1903. TELEPHONE Service Depot PARK 9821 (4 LINES). From T.B. Andre & Co. Ltd HEAD OFFICE: FITTING & SERVICE…

scan0161 Letter from T.B. Andre & Co. Ltd regarding the non-receipt of four special shock absorber plates, FB.1316.
View original record TELEGRAMS "OVANTIS, NOTTARCH, LONDON" CABLE CODE A.B.C. 5TH EDITION. ESTABLISHED 1903. TELEPHONE Service Depot: PARK 9821 (4 LINES) From T.B. Andre & Co. Ltd Messrs. Rolls Royce Ltd., DERBY. HEAD…

scan0162 Request to a supplier for a list of standard silent bloc bushes and drawings of shock damper connecting links.
View original record 4426 Exptl. Dept. Hs/Les.2/KW. 17th November,1934. Messrs. T.B. Andre & Co.Ltd., Victoria Gardens, Ladbroke Road, Notting Hill Gate, LONDON, W.11. Dear Sirs, Will you please send us a comprehensive…

scan0163 Letter to Messrs. Currus Ltd. requesting technical information and diagrams for the Hydress Automatic Shock Absorber.
View original record X832 Exptl. Dept. Hs/Les.13/KW. 15th January, 1935. Messrs. Currus Ltd., 204-206, Great Portland Street, London, W.1. Dear Sirs, We should be grateful to have as much technical information as possible…

scan0164 Request to produce three car sets of modified Spectre auto-lock rear dampers for investigation purposes.
View original record To RHC. 7832 Hs/Les.12/KW.21.3.35. Spectre Auto-Lock Rear Dampers. Will you please produce 3 car sets of rear Spectre dampers modified to Hs.1848! Although certain modifications may be found necessary…

scan0165 Cancelling the production of Dubonnet Auto-Lock damper parts for Spectre.
View original record To RHC. X832 Hs/Les.11/KW.25.3.35. Auto-Lock Shock Dampers. In view of the fact that there will need to be rather a large programme with these dampers for Spectre, we are quite ready for the Dubonnet…

scan0166 Preliminary tests and functionality of Automatic Lock Shock Dampers.
View original record To E. c. to Wor. c. to By. X 832 HS/Les.1/KW.26.3.35. Automatic Lock Shock Dampers to relieve discomfort over Hump-Backed Bridges. We have now carried out preliminary tests with the type of damper as…

scan0167 Dispatch of a set of De Ram Shock Absorber parts to Paris, France.
View original record x4698 D/BP. c. to Roy/Ms. c. to C/Mt. Hs/Les.16/KW.10.5.35. We are sending into the Stores for despatch by Air Mail to :- M. G. de Ram, 125, Avenue de la Reine, Boulogne-sur-Seine, Paris, France, one…

scan0168 Letter to G. de Ram discussing the testing and comparison of his shock absorber parts.
View original record x4698 Exptl. Dept. Hs/Les.15/KW. 10th May, 1935. Mons. G. de Ram, 125, Avenue de la Reine, Boulogne-sur-Seine, Paris, France. Dear M. de Ram, We have all been very interested in your set of shock…

scan0169 The second page of a letter regarding a potential future visit to Paris.
View original record -2- HS/Les.15/KW.10.5.35. I hope to be able to pay a further visit when next I am in Paris. However, at the moment I see no prospect of this happening. Yours sincerely, FOR ROLLS-ROYCE LIMITED.

scan0170 Follow-up letter to G. DE RAM regarding an unassembled shock absorber sent for examination.
View original record 24698 LES COPY. G. DE RAM - BOULOGNE- SUR- SEINE. March 20th., 1935. [Signature] Dear Sirs, We confirm our letter of the 25th. January, to which we have not had a reply, in which we informed you that…

scan0171 Follow-up letter to G. DE RAM regarding the examination of a shock absorber.
View original record COPY. G. DE RAM - BOULOGNE- SUR- SEINE. March 20th., 1935. Dear Sirs, We confirm our letter of the 25th. January, to which we have not had a reply, in which we informed you that we sent, on the 14th.…

scan0172 Letter from Suspensions de Ram confirming a previously sent suspension part for examination and offering to equip a trial car.
View original record SUSPENSIONS DE RAM G. DE RAM, CONSTRUCTEUR 125, AVENUE DE LA REINE BOULOGNE-S/SEINE TÉLÉPHONE : AUTEUIL 09-34 R. C. SEINE 328.182 SUSPENSIONS ET AMORTISSEURS POUR TOUS VÉHICULES BREVETÉS EN TOUS PAYS…

scan0173 Follow-up letter from G. de Ram concerning a suspension apparatus sent for examination.
View original record SUSPENSIONS DE RAM G. DE RAM, CONSTRUCTEUR 125, AVENUE DE LA REINE BOULOGNE-s/SEINE TÉLÉPHONE : AUTEUIL 09-34 R. C. SEINE 328.182 SUSPENSIONS ET AMORTISSEURS POUR TOUS VÉHICULES BREVETÉS EN TOUS PAYS…

scan0174 Report from Paris discussing De Ram shock absorbers, including feedback from Mazeratti and problems experienced by Hispano-Suiza.
View original record Handwritten Top Left: E. This may interest you. Please return Rm Handwritten Left Margin: Rm Thank you F 5/35 Handwritten Top Right: 4698 Typed Content: To: R.R. Ltd, DERBY. "Rm". PARIS Sr21/Dm3.5.35…

scan0175 Conversation with 'De Ram' regarding shock absorbers, a test drive, and a discussion on brake drum design referencing Bugatti.
View original record x4698 PARIS Sr21/Dm:7.5.35 To: "Rm", DERBY. De Ram Shock Absorbers. -------------------- Referring to our correspondence on this subject, I have just had a conversation with De Ram this morning, and…

scan0176 Competitor vehicle chassis, braking, and shock absorber technology from Bugatti, Alfa-Romeo, and Hispano-Suiza.
View original record -2- To "Rm" DERBY PARIS Sr2I/D;7.5.35 I mentioned that the weight of the brake drums was probably one of the reasons why Bugatti is reluctant to thicken up the latter and he said that any gain in…

scan0177 Letter from G. de Ram concerning a shipment of parts held up in customs.
View original record SUSPENSIONS DE RAM G. DE RAM, CONSTRUCTEUR 125, AVENUE DE LA REINE BOULOGNE-s/SEINE TÉLÉPHONE : AUTEUIL 09-34 R. C. SEINE 328.182 SUSPENSIONS ET AMORTISSEURS POUR TOUS VÉHICULES BREVETÉS EN TOUS PAYS…

scan0178 Translated letter from Suspensions de Ram to Franco-Britannic Autos regarding a shock absorber sent for testing purposes.
View original record For the attention of "Hs", "Rm" or "Les" L1293 TRANSLATION ET. SUSPENSIONS DE RAM 125 Avenue de la Reine, BOULOGNE-sur-SEINE. to FRANCO-BRITANNIC AUTOS Avenue George V P A R I S VIII. LES…

scan0179 Correspondence about the shipment of a De Ram Shock Absorber and instructions regarding payment of duty.
View original record To ROLLS-ROYCE Ltd Derby To D/BP Copy to Hs/Rm Sr/GOI/FAW 31.5.35 We are sending you to-day by Air Mail, through Messrs Hernu Péron & Stockwell Ltd 1 De Ram Shock Absorber which we received from…

scan0180 The temporary importation and customs arrangements for a De Ram Shock Absorber from Paris.
View original record Rm. c. G/Mt. X1293 D/BP/Y16/MH.17.6.35. Re: One De Ram Shock Absorber ex Paris. It is quite probable that our request to be allowed to import this Shock Absorber under temporary entry will be granted.…

scan0181 Letter from an inventor offering to demonstrate a patented hydraulic shock absorber.
View original record COPY. 7, Sandringham Court, Maida Vale, London, N.W. 9. The Managing Director. Dear Sir, I have taken out several patents for an improved shock absorber of a hydraulic type and am certain that they…

scan0182 Letter responding to Dr. Richard Elsworth about the design of hydraulic shock absorbers.
View original record 12/7 Sg7/E15.7.35 15th July 1935 Dr.Richard Elsworth, 7, Sandringham Court, Maida Vale, N.W.9. Dear Sir: We are in receipt of your letter of the 9th. Doubtless you are aware that we have been using…

scan0183 Letter from Richard H. Ebsworth to A.F. Sidgreaves describing the features of a hydraulic absorber.
View original record COPY. 7, Sandringham Court, Maida Vale, W.9. July 18th. A.F. Sidgreaves, Esq., Dear Sir, Yours of the 15th to hand, and in reply the particulars you desire are as follows. The absorber is of the…

scan0184 Shock absorbers and correspondence with a Dr. Richard Ebsworth.
View original record X1293 To Hs. from Sg. re Shock Absorbers. Sg8/E23.7.35 I enclose copy of letter received from Dr.Richard Ebsworth, together with copy of my reply and further letter received from him. Would you please…

scan0185 Recommending obtaining patent specifications for shock absorbers from Dr. Richard Ebsworth.
View original record To Sg. From Hs. J1293 Hs.1/MJ.29.7.35. Re. Shock Absorbers. Replying to Sg.8/E.23.7.35. We recommend that you write to Dr. Richard Ebsworth and ask him if he can send us a copy of the patent…

scan0186 Confirming a copy of the shock absorber specification will be sent directly.
View original record S/W. To Hs. from Sg. X1293 Sg9/D30.7.35. Re: Shock Absorbers. Thanks for Hs.1/MJ.29.7.35. I have asked Dr. Richard Ebsworth to send the copy of the specification direct to you. Sg.

scan0187 Letter from an inventor regarding patent specifications for an invented shock absorber and offering a demonstration.
View original record 7 Sandringham Court, Maida Vale, LONDON. W.9. July 30th. E.W.Hives, Esq. Dear Sir, I have been in communication with Mr Sidgreaves in London and he has asked me to send on patent specifications in…

scan0188 Letter arranging a meeting to review shock absorber patent specifications and working models.
View original record X1293 Exptl. Dept. Hs/Les.2/KW. 5th August, 1935. R. Ebsworth, Esq., 7, Sandringham Court, Maida Vale, LONDON, W.9. Dear Sir, Thank you for your letter of the 30th July, which Mr. Hives has handed on…

scan0189 Critique of Dr. Ebsworth's shock damper provisional patent and suspension theories.
View original record X1293 To Sg. c. to E. c. to Hdy. c. to Da. c. to By. c. to Wor. Hs/Les.6/KW.19.8.35. Shock Damper Patent (Dr. Ebsworth). Re Sg.8/E.23.7.35. Dr. Ebsworth has demonstrated to us the principle of his…

scan0190 Blueprint diagram of damper compression chambers and a standard damper valve.
View original record FIG I. THESE CHAMBERS FULL OF OIL ALLOW CYLINDER "A" TO FOLLOW MEAN AXLE POSITION. DAMPER COMPRESSION CHAMBERS. WHEN CYLINDER "A" MOVES RELATIVE TO THE OUTER CASING THE AREA OF THE ORIFICE BETWEEN THE…

scan0191 Letter to Andre (Silentbloc) Ltd. urgently requesting a pair of shock absorber links.
View original record x 1293 Exptl. Dept. Hs/Les.29/KW. 13th September,1935. Messrs. Andre (Silentbloc) Ltd., Victoria Gardens, Ladbroke Road, Notting Hill Gate, LONDON, W.11. Dear Sirs, At the end of last year you sent us…

scan0192 Letter to T.B. Andre & Co. Ltd. chasing a reply for a pair of shock absorber links.
View original record x 1293 Exptl. Dept. Hs/Les.15/KW. 24th September, 1935. Messrs. T.B. Andre & Co.Ltd., Victoria Gardens, Ladbroke Road, Notting Hill Gate, LONDON, W.11. Dear Sirs, We have had no reply to our letter…

scan0193 Request for a covering order for Shock Absorber Links from T.B. Andre & Co.Ltd.
View original record To Roy/Ms. X1293 Hs/Les.14/KW. 24.9.35. We asked Messrs. T.B. Andre & Co.Ltd. in our letter Hs/Les.29/KW. of the 13th inst. to supply 2. Shock Absorber Links to their drawing A.4284, having 8"…

scan0194 Requesting a decision on the re-export of a De Ram Shock Absorber to reclaim import duty.
View original record Rm. X1293 D/BP/Y18/MH.26.9.35. [Handwritten in red:] Ces. What about this ? Rm In June last we received a De Ram Shock Absorber from Paris for your examination. At the time it was not decided whether…

scan0195 Literature for a Stabiliser device from Mr. Max Fleischmann of Firma Welia, and a potential visit to Derby.
View original record [Handwritten top left] S/W Rb/Rm 1293 [Handwritten top right] Is this of interest please Tr/Mgn6/H.191036 By/Cde [Typed text] We attach some literature with regard to a Stabiliser which was handed to…

scan0196 Letter to Arens Controls Ltd. regarding issues with a single control fitted to a Phantom III chassis and requesting a lubrication adaptor.
View original record 1293 Experimental Department 18th November 1936. Rm/Les.26/AP. Messrs Arens Controls Ltd., 2 South Wharf, Praed Street, LONDON W.2. Dear Sirs, Referring to the single control which your representative…

scan0197 Lombard's patent and requesting information on Citroen and Chenard Walcker torsion rod suspension systems.
View original record W/P - Sr. x1293 + 1247 Hs/Les.21/KW.26.11.35. Thanks for Lombard's Patent Specification. Actually this patent does not appear to be very useful. Hardness in ride is bound to be experienced if any gain…

scan0198 Letter to Edmond Lombard declining interest in hydraulically compensated shock absorber systems.
View original record Exptl. Dept. Hs/Les.20/KW. 26th November,1935. Mons. Edmond Lombard, 17, Avenue Jean Jaurès, Dizy (Marne), FRANCE. Dear Monsieur, We thank you for your letter of the 13th inst. At the moment we have…

scan0199 Fitting of 'Autolock' to the Phantom III chassis.
View original record - Hs To Hs. from Sg. re P.III. "Autolock". You will remember that we said at Derby the other day that it would have to be fitted to the first batch of chassis. Reference is made to it in the Minutes…

scan0200 Minutes of a conference discussing the provision and release of the 'Autolock' for a chassis.
View original record COPY. Sg. Wor. Cx. BY.7/G.13.12.35 MINUTES OF CONFERENCE ON CHASSIS - PAGE 3 UNDER HEADING OF "AUTOLOCK". As I remember this particular issue it was discussed from two points of view:- (a) Whether…

scan0201 Mandatory 15,000-mile road test for 'Autolock' dampers on the Phantom III.
View original record To Sg. from Hs./Rm. X1293 Hs/Rm.6/KW.19.12.35. "Autolock" - Phantom III. The Autolock dampers are things which would certainly have to do 15,000 miles road testing before they are put on a car which…

scan0202 Inquiry to Newton & Bennett Ltd. requesting literature for their 'H' type shock absorber.
View original record X1293 Exptl. Dept. Hs/Les.1/JH. 16th January, 1936. Messrs Newton & Bennett Ltd. Valetta Road, Acton, London, W.3. Dear Sirs, We see you are announcing the "H" type shock absorber. We should like to…

scan0203 Letter from Newton & Bennett Ltd. regarding their 'H' type shock absorber and related patents.
View original record X1293 NEWTON HYDRO-PNEUMATIC SHOCK ABSORBER NEWTON AUTOMATIC CENTRIFUGAL CLUTCH. NEWTON & BENNETT LTD. Valetta Road Acton, London, W.3 Head Office : King Street West, Manchester Telephone : Shepherds…

scan0204 Letter to Leyland Motors Ltd. regarding a 'Stabilus' hydraulic anti-rolling system.
View original record 1293 Exptl. Dept. Rm/Les.27/JH. 28th October, 1936. The Leyland Motors Ltd., Layland, Lans. Dear Sirs, For the attention of Mr. Pilkington. Mr. Robotham has asked me to write to you concerning a Mr.…

scan0205 Follow-up memo regarding literature for a Stabiliser provided by Mr. Max Fleischmann of Amsterdam.
View original record S/W Bey/lgh J 1293 Tr/Mgn5/H.30.10.36. Further to Tr/Mgn6/H.191036 enclosing some literature in regard to a Stabiliser which was handed to us by Mr. Max Fleischmann of Amsterdam, we cannot trace an…

scan0206 Requesting a reply regarding previously sent literature.
View original record Rm We sent the above literature on to you, therefore perhaps you will reply & send it on to me and say if you are interested or not. By / Col RECEIVED 31 OCT 1936 B ROLLS-ROYCE LTD. DERBY.

scan0207 Letter from Gordon Armstrong Patent Suspension Company regarding steering and shock absorbers.
View original record TELEPHONE: BEVERLEY 321 1293 The GRAMS: ARMSTRONG'S SUSPENSION. Gordon Armstrong Patent Suspension COMPANY LIMITED WALTHAM WORKS, OPPOSITE ST MARY'S CHURCH, BEVERLEY E. YORKS. GORDON ARMSTRONG.…

scan0208 Page 2 of a letter from Gordon Armstrong Patent Suspension discussing shock absorber controls and materials.
View original record TELEPHONE: BEVERLEY 321 GRAMS: ARMSTRONG'S SUSPENSION. The Gordon Armstrong Patent Suspension COMPANY LIMITED OUR REF: WALTHAM WORKS, OPPOSITE ST MARY'S CHURCH, BEVERLEY E. YORKS. GORDON ARMSTRONG.…

scan0209 Page 3 of a letter from The Gordon Armstrong Patent Suspension Company Limited inviting for road tests.
View original record TELEPHONE: BEVERLEY 321 The GRAMS: ARMSTRONG'S SUSPENSION. Gordon Armstrong Patent Suspension COMPANY LIMITED OUR REF: YOUR REF: WALTHAM WORKS, OPPOSITE ST. MARY'S CHURCH, BEVERLEY E. YORKS. GORDON…

scan0210 Letter to Gordon Armstrong regarding the failure of their shock absorbers during testing and suggesting design improvements.
View original record 1293 Experimental Department 7th December 1936. Rm/Les.15/AP. The Gordon Armstrong Patent Suspension Co.Ltd., Waltham Works, BEVERLEY E.Yorks. Dear Mr.Armstrong, We have tested your shock absorbers…

scan0211 Page 2 of a letter regarding a car's ride quality and shock absorbers.
View original record -2- I hope the ride of your car is getting still better. As soon as an opportunity arises I will pay you a call to discuss shock absorbers further. Yours sincerely,

scan0212 Micro-examination report on a broken shock absorber lever and shaft made by Gordon Armstrong.
View original record 1293 Micro-Examination Report. M1238. To Rm. ~~C. Rm/Les.~~ ~~O.E.~~ HL2/AG.9.12.36. Laboratory. Re: SHOCK ABSORBER MADE BY GORDON ARMSTRONG. We have received from Rm/Les. a main lever from the above…

scan0213 Metallurgical analysis of a forging, detailing a crack and ferrite branches caused by decarburisation and folds.
View original record -2- The crack shown in photomicrograph No.A1543 was noted in the curved part of the arm near the small end. It is situated in the mass of ferrite shown (white) in photomicrograph No. A1544 (depth of…

scan0214 Cover sheet for Report M.1238, addressed to Rm.
View original record To Rm. To accompany Report M.1238. L 1293

scan0215 Three laboratory photomicrographs and one photograph showing metal cracking.
View original record R.R. 403 (10m) (92117-1-10-35) J.H., Ltd. ROLLS-ROYCE LTD. LABORATORY. PHOTOMICROGRAPH No. A1542 MAGNIFICATION: 150 DIAMETERS. ROLLS-ROYCE LTD. LABORATORY. PHOTOMICROGRAPH No. A1541 MAGNIFICATION: 150…

scan0216 Letter from Gordon Armstrong Patent Suspension Company regarding issues and tests on shock absorber spindles.
View original record TELEPHONE: BEVERLEY 321 GRAMS: ARMSTRONG'S SUSPENSION. The Gordon Armstrong Patent Suspension COMPANY LIMITED WALTHAM WORKS, OPPOSITE ST. MARY'S CHURCH, BEVERLEY E. YORKS. GORDON ARMSTRONG.…

scan0217 Letter from Gordon Armstrong regarding the improved riding qualities of a Bentley with their shock absorbers.
View original record TELEPHONE: BEVERLEY 321 GRAMS: ARMSTRONG'S SUSPENSION. The Gordon Armstrong Patent Suspension COMPANY LIMITED WALTHAM WORKS, OPPOSITE ST. MARY'S CHURCH, BEVERLEY E. YORKS. GORDON ARMSTRONG.…

scan0218 Follow-up letter to Messrs. George Angus & Co. regarding petrol pump diaphragm material and a gasket.
View original record 1293. (Experimental Dept.) Rm/Les.8/R. 17th December, 1936. Messrs. George Angus & Co.,Ltd., 7, Bury Street, St. Mary Axe, LONDON. E.C. 3. For the attention of Mr. H.E. Beck. Dear Sirs, Referring to…

scan0219 Letter to Gordon Armstrong Patent Suspension Co. Ltd. discussing the testing and development of dampers with spring-loaded valves.
View original record 1293 Experimental Department 21st. December 1936. Rm/Les.12/AP. Gordon Armstrong Patent Suspension Co.Ltd., Waltham Works, BEVERLEY. Dear Mr.Armstrong, Thank you for your letter of the 17th. and for…

scan0220 Letter from Gordon Armstrong discussing the supply and testing of different shock absorber spindles and valves.
View original record TELEPHONE: BEVERLEY 321 GRAMS: ARMSTRONG'S SUSPENSION. The Gordon Armstrong Patent Suspension COMPANY LIMITED OUR REF: GA.WC.4. YOUR REF: WALTHAM WORKS, OPPOSITE ST MARY'S CHURCH, BEVERLEY E. YORKS.…

scan0221 Letter from Gordon Armstrong Patent Suspension Co. regarding drawings and the supply of sample shock absorbers.
View original record TELEPHONE: BEVERLEY 321 GRAMS: ARMSTRONG'S SUSPENSION. The Gordon Armstrong Patent Suspension COMPANY LIMITED WALTHAM WORKS, OPPOSITE ST. MARY'S CHURCH, BEVERLEY, E. YORKS. GORDON ARMSTRONG,…

scan0222 Advice note from Armstrong's Patents Co. Ltd. regarding the dispatch of a pair of shock absorbers.
View original record Manufacturers of the ARMSTRONG SHOCK ABSORBERS, Etc. Etc. No. C 3819 ADVICE FROM ARMSTRONG'S PATENTS Co.Ltd. TELEPHONE: 410 & 411 BEVERLEY. TELEGRAMS: ARMSTRONG'S PATENTS. EASTGATE BEVERLEY E. YORKS.…

scan0223 Letter from Gordon Armstrong Patent Suspension regarding suspension design, specifically shaft diameter and spring-loaded valves.
View original record TELEPHONE: BEVERLEY 321 GRAMS: ARMSTRONG'S SUSPENSION. The Gordon Armstrong Patent Suspension COMPANY LIMITED WALTHAM WORKS, OPPOSITE ST. MARY'S CHURCH, BEVERLEY E. YORKS. GORDON ARMSTRONG.…

scan0224 Letter from Gordon Armstrong discussing the performance of newly fitted shock absorbers on a Bentley car.
View original record TELEPHONE: BEVERLEY 321 GRAMS: ARMSTRONG'S SUSPENSION. The Gordon Armstrong Patent Suspension COMPANY LIMITED WALTHAM WORKS, OPPOSITE ST. MARY'S CHURCH, BEVERLEY E. YORKS. GORDON ARMSTRONG.…

scan0225 Letter to the Gordon Armstrong Patent Suspension Co. Ltd. regarding damper squeaking and knocking issues.
View original record Experimental Dept. Rm/Les.2/JH. 29th December, 1936. The Gordon Armstrong Patent Suspension Co.Ltd., Waltham Works, Beverley. Dear Mr. Armstrong, Thank you for your letter of the 23rd. The squeak from…

scan0226 Letter from Gordon Armstrong Patent Suspension Company regarding shock absorber valves and shafts.
View original record TELEPHONE: BEVERLEY 321 GRAMS: ARMSTRONG'S SUSPENSION. The Gordon Armstrong Patent Suspension COMPANY LIMITED WALTHAM WORKS, OPPOSITE ST MARY'S CHURCH, BEVERLEY E. YORKS. GORDON ARMSTRONG. A.M.I.A.E.,…

scan0227 Letter from Gordon Armstrong Patent Suspension Co. regarding spindle drawings and other components.
View original record TELEPHONE: BEVERLEY 321 GRAMS: ARMSTRONG'S SUSPENSION. The Gordon Armstrong Patent Suspension COMPANY LIMITED WALTHAM WORKS, OPPOSITE ST. MARY'S CHURCH, BEVERLEY E. YORKS. GORDON ARMSTRONG A.M.I.A.E.,…

scan0228 Suggested design for a mechanical component showing multiple views and a cross-section.
View original record SUGGESTED SECTION. 'A-A' A A

scan0229 Technical drawing of a forged crank with a serrated bore and raised letters.
View original record 1 1/16 DIA 9/16 DIA 1/16 17/32 R .4995"/.4990 DIA 21/32 3/64 13/32 R 1" R 13/16 21/32 R 5/16 R DIA SERRATED 48 TEETH B.S.S No 46 PART 2 1929 1/32 RAD. ALL OUTSIDE. CORNERS. 1/4 9/16 341 TO BE FORGED…

scan0230 Engineering drawing of a serrated spindle with dimensions and material specifications.
View original record 1.1 +000 -003 1/32" R 15/32" 1/16" 1/8" 3/4" 9/16" 49/64" 25/32 DIA .750 3/16" 17/32 R SECTION "A-A" 1 21/32" CRS 3 3/8" 13/16 DIA. 48 SERRATIONS. B.S.S. No. 46. PART 2. 1929. .810/.812 DIA 45°…

scan0231 Letter from Gordon Armstrong Patent Suspension regarding two replacement valves sent to cure a squeak, along with an assembly drawing.
View original record TELEPHONE: BEVERLEY 321 The GRAMS: ARMSTRONG'S SUSPENSION. 1293 Gordon Armstrong Patent Suspension COMPANY LIMITED OUR REF: GA.WC.3. WALTHAM WORKS, OPPOSITE ST. MARY'S CHURCH, BEVERLEY E. YORKS.…

scan0232 Letter regarding handling decisions about shock absorbers before an upcoming trip.
View original record TELEPHONE: BEVERLEY 321 GRAMS: ARMSTRONG'S SUSPENSION The Gordon Armstrong Patent Suspension COMPANY LIMITED WALTHAM WORKS, OPPOSITE ST. MARY'S CHURCH, BEVERLEY E. YORKS. GORDON ARMSTRONG. A.M.I.A.E.,…

scan0233 Letter from Gordon Armstrong Patent Suspension Company regarding the operation of shock absorbers sent for testing.
View original record TELEPHONE: BEVERLEY 321 GRAMS: ARMSTRONG'S SUSPENSION. The Gordon Armstrong Patent Suspension COMPANY LIMITED OUR REF: GA.WC.5. YOUR REF: WALTHAM WORKS, OPPOSITE ST. MARY'S CHURCH, BEVERLEY E. YORKS.…

scan0234 Letter from Gordon Armstrong Patent Suspension regarding different readings from two shock absorbers.
View original record TELEPHONE: BEVERLEY 321 GRAMS: ARMSTRONG'S SUSPENSION. The Gordon Armstrong Patent Suspension COMPANY LIMITED OUR REF: GA.WC.5. YOUR REF: WALTHAM WORKS, OPPOSITE ST MARY'S CHURCH, BEVERLEY (E. YORKS.)…

scan0235 Despatch note regarding two loaned Armstrong Shock Absorbers being sent to Gordan Armstrong Patent Suspension Co., Ltd.
View original record 1293. D/BP. from Rm/Les. c. to G/Mt. Rm/Les10/R.15.1.37. We are sending into the Stores for despatch to:- Gordan Armstrong Esq., Gordan Armstrong Patent Suspension Co.,Ltd., Waltham Works, Beverley,…

scan0236 Letter from Gordon Armstrong Patent Suspension Co. Ltd. regarding shock absorbers and hydraulic bellows.
View original record TELEPHONE: BEVERLEY 321 GRAMS: ARMSTRONG'S SUSPENSION. 1293 The Gordon Armstrong Patent Suspension COMPANY LIMITED WALTHAM WORKS, OPPOSITE ST. MARY'S CHURCH, BEVERLEY E. YORKS. GORDON ARMSTRONG.…

scan0237 Advice note from Armstrong's Patents Co. Ltd. for a hydraulic shock absorber.
View original record Manufacturers of the ARMSTRONG SHOCK ABSORBERS, Etc. Etc. No. C 3525 ADVICE FROM ARMSTRONG'S PATENTS Co.Ltd. TELEPHONE: 8 & 411 BEVERLEY. TELEGRAMS: ARMSTRONG'S PATENTS. EASTGATE BEVERLEY E. YORKS.…

scan0238 Letter from a suspension company regarding the testing of spring-loaded valves and the development of two new shock absorber systems.
View original record 1293 TELEPHONE: BEVERLEY 321 GRAMS: ARMSTRONG'S SUSPENSION. The Gordon Armstrong Patent Suspension COMPANY LIMITED WALTHAM WORKS, OPPOSITE ST MARYS CHURCH, BEVERLEY E. YORKS GORDON ARMSTRONG.…

scan0239 Letter from Gordon Armstrong to Mr. Leslie regarding shock absorber valve noise, casting materials, and spare parts.
View original record 1293 TELEPHONE: BEVERLEY 321 GRAMS: ARMSTRONG'S SUSPENSION. The Gordon Armstrong Patent Suspension COMPANY LIMITED WALTHAM WORKS, OPPOSITE ST. MARY'S CHURCH, BEVERLEY E. YORKS. GORDON ARMSTRONG.…

scan0240 Letter from Armstrong's Patents Co. Ltd. enclosing spare adjusting screw washers.
View original record 1293 PATENTEES AND MANUFACTURERS OF THE "ARMSTRONG" SHOCK ABSORBER, ETC. ETC. The ARMSTRONG'S PATENTS Co. Ltd. EASTGATE BEVERLEY YORKS. DIRECTORS MAJOR MACINDOE, M.C. CHAIRMAN GEO. R. JOHNSTONE,…

scan0241 Advice note from Armstrong's Patents Co. Ltd. for the dispatch of S/A oil for testing.
View original record Manufacturers of the ARMSTRONG SHOCK ABSORBERS, Etc. Etc. No. C 3548 1293 ADVICE FROM ARMSTRONG'S PATENTS Co.Ltd. TELEPHONE: 410 & 411 BEVERLEY. TELEGRAMS: ARMSTRONG'S PATENTS. EASTGATE BEVERLEY E.…

scan0242 Request to despatch various 25.HP rear shock absorber parts to Gordon Armstrong Esq.
View original record To D/BP. from Rm/Les. c. to G/Mt. Rm/Les.5/AP.19.1.37. O/54307 Will you please book from the Stores and despatch to Gordon Armstrong Esq., Waltham Works, Beverley, E.Yorks: the following 25.HP. rear…

scan0243 Letter discussing ongoing testing, noise issues, and material choices for dampers and connecting links.
View original record 1293 Experimental Department 21st. January 1937. Rm/Les.11/AP. Gordon Armstrong Esq., Waltham Works, BEVERLEY, E.Yorks. Dear Mr.Armstrong, Thank you for your letter of the 15th., the damper with…

scan0244 Letter detailing the correct procedure for blocking high-pressure drillings using threaded plugs.
View original record -2- We always block drillings in high pressure passages by screwing in a plug of similar material to the casing right to the end of the tapping in the hole. Your plugs appear not to be threaded. Yours…

scan0245 Letter to Armstrong's Patents Co. discussing the choice of materials for special damper casings and plugs.
View original record 1293 (Experimental Dept.) Rm/Les15/R. 25th January, 1937. Messrs. Armstrong's Patents Co.,Ltd., Eastgate, Beverley, YORKS: For the attention of Mr. Bogg. Dear Sirs, Mr. Armstrong in a letter to me…

scan0246 Letter from The Armstrong's Patents Co. Ltd. regarding shock absorber castings, valve assembly components, and other parts.
View original record 1293 PATENTEES AND MANUFACTURERS OF THE "ARMSTRONG" SHOCK ABSORBER, ETC. ETC. THE ARMSTRONG'S PATENTS Co. Ltd. EASTGATE BEVERLEY YORKS. TELE PHONES: BEVERLEY 410 AND 411 GRAMS: ARMSTRONG PATENTS…

scan0247 Letter to Armstrong's Patents Co. Ltd. clarifying the drawing diameter for a bronze HP valve sleeve to reduce noise.
View original record 1293 Rm/Les.9/AP. Experimental Department 28th January 1937. The Armstrong's Patents Co.Ltd., Eastgate, Beverley, Yorks. For the attention of Mr.Bogg. Dear Sirs, Thank you for your letter of the 26th…

scan0248 Advice note from Armstrong's Patents Co. Ltd. for a pair of medium shock absorbers.
View original record Manufacturers of the ARMSTRONG SHOCK ABSORBERS, Etc. Etc. No. C 3615 1293 ADVICE FROM ARMSTRONG'S PATENTS Co. Ltd. TELEPHONE: 410 & 411 BEVERLEY. TELEGRAMS: ARMSTRONG'S PATENTS. EASTGATE BEVERLEY E.…

scan0249 Correspondence from Armstrong's Patents Co. Ltd. regarding the diameter of an HF valve and a delay in dispatching shock absorbers.
View original record 1293 PATENTEES AND MANUFACTURERS OF THE "ARMSTRONG" SHOCK ABSORBER, ETC. ETC. The ARMSTRONG'S PATENTS Co.Ltd. DIRECTORS MAJOR MACINDOE, M.C. CHAIRMAN GEO. R. JOHNSTONE, MANAGING DIRECTOR GORDON…

scan0250 Letter from the Anglo-American Oil Company regarding experimental oils for shock absorbers.
View original record FORM Nọ 234. 1292 Anglo-American Oil Company, Limited. TECHNICAL DEPARTMENT. TELEGRAPHIC ADDRESS:- ESSOCHEM-LAMB-LONDON. TELEPHONE Nọṣ RELIANCE 1261/8. PLEASE QUOTE Ref. T.3/B 83, ALBERT EMBANKMENT,…

scan0251 Comparison of Redwood I Viscosity for Univis and Castrol 'F' oils at various temperatures.
View original record UNIVIS versus CASTROL "F". Grade. Univis. Castrol "F". Univis. (7525) (8416) Redwood I Viscosity @ 20°F. 8,000 secs. 8,000 secs. 3,000 secs. 32. 5,000 " 4,200 " 2,100 " 70. 1,400 " 800 " 575 " 100.…

scan0252 Letter to Armstrong's Patents Co. Ltd. regarding valve cam operation, parts, and damper testing.
View original record 1293 Experimental Department 8th February 1937. Rm/Les.6/AP. Messrs Armstrong's Patents Co.Ltd., Eastgate, Beverley, YORKS: For the attention of Mr. Boggs. Dear Sir, Thank you for your letter of the…

scan0253 Letter from The Armstrong's Patents Co. Ltd. regarding the despatch of shock absorbers.
View original record LES. 1293 PATENTEES AND MANUFACTURERS OF THE "ARMSTRONG" SHOCK ABSORBER, ETC. ETC. THE ARMSTRONG'S PATENTS Co. Ltd. DIRECTORS MAJOR MACINDOE, M.C. CHAIRMAN GEO. R. JOHNSTONE, MANAGING DIRECTOR GORDON…

scan0254 Advice note from Armstrong's Patents Co. Ltd. for a pair of rear shock absorbers.
View original record Manufacturers of the ARMSTRONG SHOCK ABSORBERS, Etc. Etc. No. C 5639 ADVICE FROM ARMSTRONG'S PATENTS Co.Ltd. TELEPHONE: 410 & 411 BEVERLEY. TELEGRAMS: ARMSTRONG'S PATENTS. EASTGATE BEVERLEY E. YORKS.…

scan0255 Letter from Armstrong's Patents Co. Ltd. regarding the manufacture and dispatch of shock absorbers.
View original record 1293. PATENTEES AND MANUFACTURERS OF THE "ARMSTRONG" SHOCK ABSORBER, ETC. ETC. The ARMSTRONG'S PATENTS Co.Ltd. EASTGATE BEVERLEY YORKS. TELE { PHONES: BEVERLEY 410 AND 411 / GRAMS: ARMSTRONG PATENTS…

scan0256 Letter from Armstrong's Patents Co. Ltd. regarding the dispatch and valve action of rear shock absorbers.
View original record 1293 PATENTEES AND MANUFACTURERS OF THE "ARMSTRONG" SHOCK ABSORBER, ETC. ETC. The ARMSTRONG'S PATENTS Co. Ltd. DIRECTORS MAJOR MACINDOE, M.C. CHAIRMAN GEO. R. JOHNSTONE, MANAGING DIRECTOR GORDON…

scan0257 Advice note from Armstrong's Patents Co. Ltd. for a pair of rear shock absorbers of the Bellows type.
View original record Manufacturers of the ARMSTRONG SHOCK ABSORBERS, Etc. Etc. No. C 6103 ADVICE FROM ARMSTRONG'S PATENTS Co.Ltd. TELEPHONE: 410 & 411 BEVERLEY. TELEGRAMS: ARMSTRONG'S PATENTS. EASTGATE BEVERLEY E. YORKS.…

scan0258 Telegram received by telephone regarding the bottom connection of a damper connecting link.
View original record 1293 R.R. 144A. (12 BKS.) (48656-10-5-33) 3/9720/2. ROLLS-ROYCE LTD. TELEGRAM RECEIVED BY TELEPHONE. Time Received: H.17 By: SG Date: 22/2/37 To: Roycear Derby from: Chateauroux 10 wds. 1510 22nd…

scan0259 Letter to Armstrong's Patents Co. Ltd. regarding issues found during damper testing.
View original record 1293. Experimental Department 3rd. March 1937. Rm/Les.9/AP. Armstrong's Patents Co.Ltd., Beverley, E.YORKS. For the attention of Mr.Bogg. Dear Sirs, We have now carried out a considerable number of…

scan0260 Letter to Armstrong's Patents Co. Ltd. to reschedule a visit.
View original record 1293. Experimental Dept. Rm/Les.14/JH. 4th March, 1937. Armstrong's Patents Co.Ltd., Beverley, E.YORKS. For the attention of Mr. Bogg. Dear Sirs, I find that I shall be unable to pay you a visit this…

scan0261 Letter to Armstrong's Patents Co., Ltd. regarding the design and fitting of dampers.
View original record 1293. Rm/Lesll/R. 18th March, 1937. Messrs. Armstrong's Patents Co.,Ltd., Eastgate, Beverley, E. Yorks. For the attention of Mr. Bogg. Dear Sirs, We are still hoping to see the new hand control…

scan0262 Letter requesting views on the fitting of two new valves.
View original record -2- (2) Fit two completely new valves. We should like to have your views on the subject. Yours faithfully, For ROLLS-ROYCE LTD.

scan0263 Advice note from Armstrong's Patents Co. Ltd. for a pair of rear shock absorbers.
View original record Manufacturers of the ARMSTRONG SHOCK ABSORBERS. Etc. Etc. No. C/3795 1298 ADVICE FROM ARMSTRONG'S PATENTS Co. Ltd. TELEPHONE: 410 & 411 BEVERLEY. TELEGRAMS: ARMSTRONG'S PATENTS. EASTGATE BEVERLEY E.…

scan0264 Letter from Armstrong's Patents Co. Ltd. concerning hand-controlled shock absorbers and a split crank.
View original record 1292 PATENTEES AND MANUFACTURERS OF THE "ARMSTRONG" SHOCK ABSORBER, ETC. ETC. The ARMSTRONG'S PATENTS Co. Ltd. DIRECTORS MAJOR MACINDOE. M. C. CHAIRMAN GEO: R. JOHNSTONE, MANAGING DIRECTOR GORDON…

scan0265 Letter to Amal Ltd. requesting information, prices and samples for control ball joints and roller joints.
View original record 1292 Rm2/Les/R. 22nd March, 1937. Messrs. Amal Ltd., Perry Barr, BIRMINGHAM. Dear Sirs, We should be glad to have full information and prices of your control ball joints and roller joints, also a…

scan0266 Letter from Gordon Armstrong Patent Suspension discussing a fault with shock absorbers and proposing a solution.
View original record TELEPHONE: BEVERLEY 321 GRAMS: ARMSTRONG'S SUSPENSION. The Gordon Armstrong Patent Suspension COMPANY LIMITED WALTHAM WORKS, OPPOSITE ST. MARY'S CHURCH, BEVERLEY E. YORKS GORDON ARMSTRONG. A.M.I.A.E.,…

scan0267 Letter from Gordon Armstrong Patent Suspension Co. Ltd. regarding the conversion of a pair of shock absorbers.
View original record TELEPHONE: BEVERLEY 321 GRAMS: ARMSTRONG'S SUSPENSION. The Gordon Armstrong Patent Suspension COMPANY LIMITED OUR REF: YOUR REF: WALTHAM WORKS, OPPOSITE ST. MARY'S CHURCH, BEVERLEY E. YORKS. GORDON…

scan0268 Cross-sectional drawing of a valve or actuator assembly featuring a bellows and return spring.
View original record Bellows return Spring, Brass seal Held by the 4 Studs, Quick Thread on Bellows spindle, 17/32, 3/8, 4 3/32, 5/32" CRS

scan0269 The despatch of a loaned Armstrong shock absorber.
View original record 1293 To D/BP. c. to G/Mt. Rm/Les.12/JH.25.3.37. We are sending into the stores for despatch to :- Gordon Armstrong Patent Suspensions Co.Ltd., Waltham Works, Beverley, E.Yorks. one Armstrong shock…

scan0270 Letter to Gordon Armstrong Patent Suspension Co. Ltd. discussing bellows control dampers.
View original record 1293 Experimental Dept. Rm/Les.16/JH. 25th March, 1937. Messrs. Gordon Armstrong Patent Suspension Co.Ltd., Waltham Works, Beverley, E.Yorks. Dear Mr. Armstrong, Thank you for your letter and the…

scan0271 Design modifications for a plunger and damper system based on sketch Rm.344.
View original record -2- The enclosed sketch Rm.344 seems promising. The reduced effective area of the top plunger is necessary to :- (1) Reduce load on the rod control (2) Allow the plunger to be locked hydraulically (3)…

scan0272 Letter from Gordon Armstrong Patent Suspension Co. Ltd. to Mr. Leslie regarding a control issue and a proposed solution sketch.
View original record 1293 TELEPHONE: BEVERLEY 321 GRAMS: ARMSTRONG'S SUSPENSION. Gordon Armstrong Patent Suspension COMPANY LIMITED WALTHAM WORKS, OPPOSITE ST. MARY'S CHURCH, BEVERLEY E. YORKS GORDON ARMSTRONG A.M.I.A.E.,…

scan0273 Letter to Gordon Armstrong Patent Suspension Co. Ltd. arranging a meeting and discussing the need for a cross-shaft for hand control dampers.
View original record 1293. Experimental Dept. Rm/Les.10/JH. 2nd. April, 1937. Gordon Armstrong Patent Suspension Co.Ltd., Waltham Works, Beverley, E.Yorks. Dear Mr. Armstrong, Thank you for your letter of the 31st. ult.…

scan0274 Letter from Gordon Armstrong Patent Suspension Company regarding a meeting to discuss shock absorbers and a recent discovery.
View original record 1893 TELEPHONE: BEVERLEY 321 GRAMS: ARMSTRONG'S SUSPENSION. The Gordon Armstrong Patent Suspension COMPANY LIMITED WALTHAM WORKS, OPPOSITE ST. MARY'S CHURCH, BEVERLEY E. YORKS. GORDON ARMSTRONG.…

scan0275 Return of two broken small coil springs and a small plunger for inspection.
View original record 1293, D/BP. from RmLes. c. G/Mt. Rm/Les.15/AP.7.4.37. We are sending into the Stores for despatch to Gordon Armstrong Patent Suspension Co.Ltd., Waltham Works, Beverley, E.Yorks, 2 broken small coil…

scan0276 Letter to Gordon Armstrong Patent Suspension Co. Ltd. regarding shock absorber valve spring failures and load specifications.
View original record 1293. april [crossed out] 7th March 1937 Rm/Les.14/AP. Gordon Armstrong Patent Suspension Co.Ltd., Waltham Works, BEVERLEY, E. YORKS. Dear Mr.Armstrong, We have discovered the reason why the shock…

scan0277 Page two of a letter following up on a recent visit.
View original record -2- I was very pleased you paid us a visit yesterday and hope you will call in again when next in this part of the country. Yours sincerely,

scan0278 Return of shock absorber valve plungers for examination.
View original record To D/BP. c. to G/Mt. 1293 Rm/Les.1/JH.8.4.37. We are sending into the stores for despatch to :- Gordon Armstrong Patent Suspension Co.Ltd., Waltham Works, Beverley, E.Yorks. 3 shock absorber valve…

scan0279 Letter from Gordon Armstrong Patent Suspension regarding the supply of better, more substantial springs.
View original record 1293 TELEPHONE: BEVERLEY 321 The GRAMS: ARMSTRONG'S SUSPENSION. Gordon Armstrong Patent Suspension COMPANY LIMITED OUR REF: GA.WC.2. WALTHAM WORKS, OPPOSITE ST MARY'S CHURCH, YOUR REF: Rm/Les.14/AP.…

scan0280 Letter to Gordon Armstrong Patent Suspension Co., Ltd. regarding a king-pin, bush, and damper shaft failure.
View original record 1293. Rm/Lesll/R. 9th April, 1937. Messrs. Gordon Armstrong Patent Suspension Co.,Ltd., Waltham Works, Beverley, E. Yorks. Dear Mr. Armstrong, I have made arrangements for a king-pin and bush to be…

scan0281 Letter to a suspension supplier regarding issues with dampers and valve guides for a Phantom III.
View original record 1293. Rm/Les2/R. 9th April, 1937. Messrs. Gordon Armstrong Patent Suspension Co.,Ltd., Waltham Works, Beverley, E. YORKS: Dear Mr. Armstrong, We have now struck a fresh problem in the way of splitting…

scan0282 Telegram received by telephone requesting the dispatch of parts for a Bentley.
View original record ROLLS-ROYCE LTD. TELEGRAM RECEIVED BY TELEPHONE. Time Received: 11.46 Date: 9.4.37 To: Leslie Exp. Dept Roycar By: LW from: Beverley 11.15 22 Could you despatch today one off-side 1" king pin and…

scan0283 Letter from Gordon Armstrong Patent Suspension regarding shock absorber valve parts.
View original record 1293. TELEPHONE: BEVERLEY 321 The GRAMS: ARMSTRONG'S SUSPENSION. Gordon Armstrong Patent Suspension COMPANY LIMITED OUR REF: GA.WC.4. YOUR REF: WALTHAM WORKS, OPPOSITE ST MARY'S CHURCH, BEVERLEY E.…

scan0284 Letter from Gordon Armstrong Patent Suspension regarding a choked kingpin and bush.
View original record 1293. TELEPHONE: BEVERLEY 321 GRAMS: ARMSTRONG'S SUSPENSION. The Gordon Armstrong Patent Suspension COMPANY LIMITED WALTHAM WORKS, OPPOSITE ST MARY'S CHURCH, BEVERLEY E. YORKS. GORDON ARMSTRONG…

scan0285 Instruction and pricing leaflet for the Armstrong Super Hydraulic Shock Absorber.
View original record Armstrong SUPER Hydraulic Shock Absorber ADJUSTMENT. CAM VALVE. Both Rebound and Compression are controlled by screw Q. To tighten Rebound and Compression slack nut T, taking care that the screw Q…

scan0286 Explanatory sheet for the Armstrong SUPER Hydraulic Shock Absorber, detailing its construction and working principles.
View original record The Armstrong SUPER Hydraulic Shock Absorber CAM VALVE (SELF-REGULATING) SCREW TAPER VALVE The Armstrong New SUPER Double-Acting Self-Regulating Hydraulic Shock Absorber is of the Vertical Cylinder…

scan0287 Advice note from Armstrong's Patents Co. Ltd. regarding complete valve assemblies for shock absorbers.
View original record Manufacturers of the ARMSTRONG SHOCK ABSORBERS, Etc. Etc. No. C 3959 ADVICE FROM 129/3 ARMSTRONG'S PATENTS Co.Ltd. TELEPHONE: 410 & 411 BEVERLEY. TELEGRAMS: ARMSTRONG'S PATENTS. EASTGATE BEVERLEY E.…

scan0288 Letter to Gordon Armstrong Patent Suspension Co. regarding modifications to shock damper levers for a P.III.
View original record 129.3. Rm/Les7/R. 15th April, 1937. Gordon Armstrong, Esq., Messrs. Gordon Armstrong Patent Suspension Co.,Ltd., Waltham Works, Beverley, E. Yorks. Dear Mr. Armstrong, Thank you for the various shock…

scan0289 Advice note from Armstrong's Patents Co. Ltd. regarding the dispatch of shock absorbers and valve components.
View original record Manufacturers of the ARMSTRONG SHOCK ABSORBERS, Etc. Etc. No. C 3979 ADVICE FROM ARMSTRONG'S PATENTS Co.Ltd. Handwritten: 1293 TELEPHONE : 410 & 411 BEVERLEY. TELEGRAMS : ARMSTRONG'S PATENTS. EASTGATE…

scan0290 Advice note from Armstrong's Patents Co. Ltd. for a pair of balanced valves for the Experimental Department.
View original record Manufacturers of the ARMSTRONG SHOCK ABSORBERS, Etc. Etc. No. C 3980 1893 ADVICE FROM ARMSTRONG'S PATENTS Co.Ltd. TELEPHONE : 410 & 411 BEVERLEY. TELEGRAMS : ARMSTRONG'S PATENTS. EASTGATE BEVERLEY E.…

scan0291 Advice note from Armstrong's Patents Co. Ltd. for a pair of shock absorbers and valve sleeves.
View original record Manufacturers of the ARMSTRONG SHOCK ABSORBERS, Etc. Etc. No. C 1293 3983 ADVICE FROM ARMSTRONG'S PATENTS Co.Ltd. TELEPHONE: 410 & 411 BEVERLEY. TELEGRAMS: ARMSTRONG'S PATENTS. EASTGATE BEVERLEY E.…

scan0292 Letter from Gordon Armstrong Patent Suspension regarding special arms for a Phantom III model and casting patterns.
View original record 1293 TELEPHONE: BEVERLEY 321 GRAMS: ARMSTRONG'S SUSPENSION. The Gordon Armstrong Patent Suspension COMPANY LIMITED OUR REF: GA.WC.3. YOUR REF: WALTHAM WORKS. OPPOSITE ST. MARY'S CHURCH, BEVERLEY E.…

scan0293 Letter to Gordon Armstrong Patent Suspension Co. regarding heavy control operation on a Phantom III and potential damper lever modifications.
View original record 1293 Rm/Les.13/R. 21st April, 1937. G. Armstrong, Esq., Messrs. Gordon Armstrong Patent Suspension Co.,Ltd., Waltham Works, Beverley, Yorks. Dear Mr. Armstrong, Thank you for your letter. At the…

scan0294 The manufacture of 4 sets of valve parts for Armstrong Shock Dampers.
View original record J 1293 HPS. from Rm/Les. Rm/Les3/R.21.4.37. ARMSTRONG SHOCK DAMPERS. Will you please make 4 sets of valve parts to Rm.358/9/60/1/2. Rm/Les.

scan0295 Letter from Gordon Armstrong Patent Suspension regarding the supply and sizing of shock absorbers for a Phantom III vehicle.
View original record 1293 TELEPHONE: BEVERLEY 321 GRAMS: ARMSTRONG'S SUSPENSION. The Gordon Armstrong Patent Suspension COMPANY LIMITED WALTHAM WORKS, OPPOSITE ST MARY'S CHURCH, BEVERLEY E. YORKS. GORDON ARMSTRONG.…

scan0296 The return of loaned shock absorbers and spare valve mechanisms for modification.
View original record 1293 D/BP. from Rm/Les. c. G/Mt. Rm/Lesll/R.22.4.37. We are sending into the Stores for despatch to:- Armstrong's Patents Co.,Ltd., Eastgate, Beverley, E. Yorks, 2 hand control shock absorbers. 2…

scan0297 Advice note from Armstrong's Patents Co. Ltd. for two complete valve assemblies for shock absorbers.
View original record Manufacturers of the ARMSTRONG SHOCK ABSORBERS, Etc. Etc. No. C 9001 1293 ADVICE FROM ARMSTRONG'S PATENTS Co.Ltd. TELEPHONE : 410 & 411 BEVERLEY. TELEGRAMS : ARMSTRONG'S PATENTS. EASTGATE BEVERLEY E.…

scan0298 Telegram received by telephone regarding the return of dampers and balanced valves for modification.
View original record ROLLS-ROYCE LTD. 1293 TELEGRAM RECEIVED BY TELEPHONE. Time Received 12.44 Date 27.4.37. To Leslie Roycar By LW from Beverley 12 17 18 Please return dampers and balanced valves for improving angle and…

scan0299 Letter to Gordon Armstrong Patent Suspension Co. Ltd. regarding damper specifications for the Phantom III.
View original record 1293 Rm/Les.3/BJ. 23rd April, 1937. Gordon Armstrong Patent Suspension Co. Ltd., Waltham Works, Beverley, East Yorks. Dear Mr.Armstrong, Thank you for your telegram. The dampers and valves have been…

scan0300 Letter discussing damper design principles, rig testing, and application for the Phantom III chassis.
View original record -2- The attached sketch, Rm.366 shows the principle. The advantages that we hope to get are as follows. (1) No loss of damper load due to pressure building up in the damper. (2) Single valve spring.…

scan0301 Letter from Armstrong's Patents Co. Ltd. discussing proposed modifications to shock absorber spindles.
View original record 1293 PATENTEES AND MANUFACTURERS OF THE "ARMSTRONG" SHOCK ABSORBER, ETC. ETC. The ARMSTRONG'S PATENTS Co.Ltd. DIRECTORS MAJOR MACINDOE, M.C. CHAIRMAN GEO. R. JOHNSTONE, MANAGING DIRECTOR GORDON…

scan0302 Cross-sectional engineering drawing of a mechanical component featuring a bronze bush and various taper specifications.
View original record 13/16 R. 1 1/8 DIA 1 DIA 7/8 DIA 1/4 3/16 31/32 1/8 3/32 +.003 +.001 .6885 .6895 BRONZE BUSH 3/32 1/8 DIA .8135 .8145 9/32 1/32 1 1/2 DIA 1 3/4 DIA THIS BOSS 45° TAPER THIS BOSS 20° TAPER 1/4 3° TAPER…

scan0303 Letter from Gordon Armstrong Patent Suspension discussing the design and production of dampers for the Phantom III.
View original record 1293 TELEPHONE: BEVERLEY 321 GRAMS: ARMSTRONG'S SUSPENSION. The Gordon Armstrong Patent Suspension COMPANY LIMITED OUR REF: GA.WC.1. WALTHAM WORKS, OPPOSITE ST. MARY'S CHURCH, BEVERLEY E. YORKS.…

scan0304 Letter discussing hand-controlled shock absorbers for a Bentley, including a sketch of a spring-loaded valve mechanism.
View original record TELEPHONE: BEVERLEY 321 GRAMS: ARMSTRONG'S SUSPENSION. The Gordon Armstrong Patent Suspension COMPANY LIMITED WALTHAM WORKS, OPPOSITE ST. MARY'S CHURCH, BEVERLEY E. YORKS. GORDON ARMSTRONG.…

scan0305 Letter from the Experimental Department to Gordon Armstrong Patent Suspension Co. Ltd. regarding damper modifications.
View original record 1293 Experimental Dept. Rm/Les.16/JH. 27th April, 1937. Messrs. Gordon Armstrong Patent Suspension Co.Ltd., Waltham Works, Beverley, E.Yorks. Dear Mr. Armstrong, Thank you for your letter of the 26th…

scan0306 Advice note from Armstrong's Patents Co. Ltd. detailing returned medium shock absorbers fitted with new parts.
View original record Manufacturers of the ARMSTRONG SHOCK ABSORBERS, Etc. Etc. No C 9018 ADVICE FROM ARMSTRONG'S PATENTS Co.Ltd. TELEPHONE : 410 & 411 BEVERLEY. TELEGRAMS : ARMSTRONG'S PATENTS. EASTGATE BEVERLEY E. YORKS.…

scan0307 Letter from Gordon Armstrong Patent Suspension Co. regarding alterations to a valve pattern and the return of shock absorbers.
View original record 1293 TELEPHONE: BEVERLEY 321 The GRAMS: ARMSTRONG'S SUSPENSION. Gordon Armstrong Patent Suspension COMPANY LIMITED OUR REF GA.WC.2. WALTHAM WORKS, OPPOSITE ST. MARY'S CHURCH, BEVERLEY E. YORKS. GORDON…

scan0308 Follow-up letter regarding the return of rear shock absorber parts sent on loan to G. Armstrong Esq.
View original record 1293 Rm/Les. D/BP/WH22/DH.29.4.37. Re: G. Armstrong, Esq. In January last per your Rm/Les.5/AP. 19.1.37. you requested us to dispatch a number of rear shock absorber parts to G. Armstrong Esq., Wal…

scan0309 Request to issue a covering order to Amal Ltd. for 7 sample ball and roller joints.
View original record To Roy/Ms. from Rm/Les. c. G/Cam. 1293 Rm/Les.2/AP.1.5.37 Will you please issue a covering order to Amal Ltd., for the 7 sample ball and roller joints referred to in G/Cam/CA.27/KI.29.4.37. Rm/Les.

scan0310 Drawing of a tube insert for an Armstrong Damper Casing.
View original record File Tube Insert of Armstrong Damper Casing The ARMSTRONG'S PATENTS Co Ltd .375 DIA .250 DIA 6.875 M/S Res 8-5.32

scan0311 Advice note from Armstrong's Patents Co. Ltd. regarding patterns, coreboxes and insert tubes for castings.
View original record Manufacturers of the ARMSTRONG SHOCK ABSORBERS, Etc. Etc. No. C 9040 ADVICE FROM ARMSTRONG'S PATENTS Co.Ltd. TELEPHONE: 410 & 411 BEVERLEY. TELEGRAMS: ARMSTRONG'S PATENTS. EASTGATE BEVERLEY E. YORKS.…

scan0312 Letter from Armstrong's Patents Co. Ltd. regarding the specification and completion of a pair of shock absorbers.
View original record 1293 PATENTEES AND MANUFACTURERS OF THE "ARMSTRONG" SHOCK ABSORBER, ETC. ETC. The ARMSTRONG'S PATENTS Co.Ltd. DIRECTORS MAJOR MACINDOE. M.C. CHAIRMAN GEO. R. JOHNSTONE, MANAGING DIRECTOR GORDON…

scan0313 Despatch of a hand control damper to Armstrong's Patents Co.Ltd. for alterations.
View original record To D/BP. c. to G/Mt. 1293 Rm/Les.6/JH.7.5.37. We are sending into the stores for despatch to :- Armstrong's Patents Co.Ltd., Eastgate, Beverley, Yorks. one hand control damper. This damper is being…

scan0314 Letter to Armstrong's Patents Co. Ltd. regarding the supply and testing of dampers, levers, and spindles for a Bentley.
View original record 1293 May 7th.1937 Rm/Les.5/AP. Messrs Armstrong's Patents Co.Ltd., Eastgate, Beverley, YORKS For the attention of Mr.Bogg. Dear Sirs, Thank you for your letter of the 6th inst. For the pair of 13/16"…

scan0315 Internal request to make 8 damper casing castings from Armstrong's patterns.
View original record To HPS. from Rm/Les. 1293 Rm/Les.1/AP.8.5.37 ARMSTRONG DAMPERS. Will you please make 8 damper casing castings from Armstrong's patterns in RR.50 material. Rm/Les.

scan0316 Letter from Gordon Armstrong Patent Suspension Company regarding shock absorber development and noise issues.
View original record Les 1293 TELEPHONE: BEVERLEY 321 GRAMS: ARMSTRONG'S SUSPENSION. The GORDON ARMSTRONG PATENT SUSPENSION COMPANY LIMITED OUR REF: GA.WC.1. YOUR REF: WALTHAM WORKS, OPPOSITE ST MARY'S CHURCH, BEVERLEY E.…

scan0317 Letter from Armstrong's Patents Co. Ltd. regarding the return of a rectified shock absorber and enclosing drawings for Bentley and P3 models.
View original record 1293 PATENTEES AND MANUFACTURERS OF THE "ARMSTRONG" SHOCK ABSORBER, ETC. ETC. The ARMSTRONG'S PATENTS Co. Ltd. DIRECTORS MAJOR MACINDOE. M.C. CHAIRMAN GEO. R. JOHNSTONE, MANAGING DIRECTOR GORDON…

scan0318 Advice note from Armstrong's Patents Co. Ltd. about a rectified hand-controlled shock absorber.
View original record Manufacturers of the ARMSTRONG SHOCK ABSORBERS, Etc. Etc. No. C 9043 ADVICE FROM ARMSTRONG'S PATENTS Co.Ltd. TELEPHONE: 410 & 411 BEVERLEY. TELEGRAMS: ARMSTRONG'S PATENTS. EASTGATE BEVERLEY E. YORKS.…

scan0319 Advice note from Armstrong's Patents Co. Ltd. for a large super shock absorber.
View original record Manufacturers of the ARMSTRONG SHOCK ABSORBERS, Etc. Etc. No. 1293 C 9054 ADVICE FROM ARMSTRONG'S PATENTS Co. Ltd. TELEPHONE: 410 & 411 BEVERLEY. TELEGRAMS: ARMSTRONG'S PATENTS. EASTGATE BEVERLEY E.…

scan0320 Settlement for Delco Shock Absorbers ordered from America.
View original record Roy. from Rm. c. G/JWH. 1293 Rm2/R.15.5.37. The Delco Shock Absorbers which we ordered from America are now to hand. You will see from the attached letter that the Delco people in England wish us to…

scan0321 Letter to Messrs. Delco-Remy & Hyatt Ltd. acknowledging receipt of shock absorbers and discussing payment.
View original record 1293 Rml/R. 15th May, 1937. Messrs. Delco-Remy & Hyatt Ltd., 111, Grosvenor Road, LONDON. S.W.1. Dear Sirs, We thank you for your letter of the 13th. These shock absorbers are now to hand, and we…

scan0322 Oil leakage issues with Luvax dampers on the Nairobi Phantom III and suggesting testing rubber glands.
View original record [Handwritten signature] # 1293 Sg. and Hs. c. Rm. Ds. E.5/HP.19.5.37. re Luvax Dampers. In view of our short discussion on dampers at the last Conference, when the difficulty of keeping oil in on the…

scan0323 Forwarding of Damper Casing Castings to Armstrong Patents Co., Ltd.
View original record 1293 To [REDACTED]. from HPS/WSC. Rm/Les. HPS/WSC.2/BA.19.5.37. C/54107. Armstrong Dampers. We hand you herewith:- 8 - Z.416 Damper Casing Castings. Will you please forward same to., Armstrong Patents…

scan0324 Letter from The Armstrong's Patents Co. Ltd. regarding the receipt of castings without tubular inserts.
View original record 1393 PATENTEES AND MANUFACTURERS OF THE "ARMSTRONG" SHOCK ABSORBER, ETC. ETC. The ARMSTRONG'S PATENTS Co. Ltd. DIRECTORS MAJOR MACINDOE, M.C. CHAIRMAN GEO. R. JOHNSTONE, MANAGING DIRECTOR GORDON…

scan0325 Oil leaks in Luvax dampers and the potential trial of Duprene or rubber glands.
View original record 1293 Rm Les, We should see who is making Duprene in this country & try to get some glands. Sg21/E20.P.M. To E. from Sg. re Luvax Dampers. Copy to Hs.Rm.Dav. Referring to E.5/HP.19.5.37 I think that…

scan0326 Letter to Mr. Gordon Armstrong regarding the testing and development of dampers.
View original record 1293 May 21st.1937 Rm/Les.14/AP. Mr.Gordon Armstrong, Waltham Works, Beverley, E.YORKS. Dear Mr.Armstrong, Thank you for your various letters. I had not realised that you also required castings…

scan0327 Page 2 of a letter regarding the despatch of 8 castings without tube inserts.
View original record -2- We are hoping to despatch the 8 castings without tube inserts by Tuesday. Yours sincerely,

scan0328 Urgent requirement for Armstrong damper castings.
View original record HPS. from Rm/Les. J 1293. Rm/Les.k2/AP.21.5.37 ARMSTRONG DAMPERS. We find that Armstrongs Patent Co.Ltd., require also eight damper castings without the steel tube inserts. In fact these unfortunately…

scan0329 Letter to Ferranti Ltd. requesting details on an electric time clock used for testing shock absorbers.
View original record 1293 Rm/Les7/R. 26th May, 1937. Messrs. Ferranti Ltd., Electrical & General Engineers, Hollingwood, LANCS. Dear Sirs, We understand from Armstrong Patents Co.,Ltd., Beverley, Yorks, that you produce…

scan0330 Letter from Gordon Armstrong Patent Suspension Company regarding the performance and progress of shock absorbers.
View original record 1293 TELEPHONE: BEVERLEY 321 GRAMS: ARMSTRONG'S SUSPENSION. The Gordon Armstrong Patent Suspension COMPANY LIMITED OUR REF: GA.WC.3. YOUR REF: WALTHAM WORKS, OPPOSITE ST MARY'S CHURCH, BEVERLEY E.…

scan0331 Letter from Armstrong's Patents Co. Ltd. enclosing assembly drawings and advising of despatched parts for front dampers.
View original record 1293 PATENTEES AND MANUFACTURERS OF THE "ARMSTRONG" SHOCK ABSORBER, ETC. ETC. The ARMSTRONG'S PATENTS Co. Ltd. DIRECTORS MAJOR MACINDOE, M.C. CHAIRMAN GEO. R. JOHNSTONE, MANAGING DIRECTOR GORDON…

scan0332 Advice note from Armstrong's Patents Co. Ltd. regarding a pair of shock absorber levers.
View original record Manufacturers of the ARMSTRONG SHOCK ABSORBERS, Etc. Etc. No. C 9084 129S ADVICE FROM ARMSTRONG'S PATENTS Co.Ltd. TELEPHONE : 410 & 411 BEVERLEY. TELEGRAMS : ARMSTRONG'S PATENTS. EASTGATE BEVERLEY E.…

scan0333 Outlining the development work required on shock dampers, comparing with the Armstrong damper.
View original record HPS. c. W. Bell. WORK REQUIRED ON SHOCK DAMPERS. The attached list outlines the development work required on Shock Absorbers. We should like arrangements to be made for de-velopment work to continue…

scan0334 Program outlining the development and testing of shock dampers and damper rigs.
View original record SHOCK DAMPER PROGRAMME. ARMSTRONG DAMPERS. Damper valve Rm.366. We should like a report of this valve. In order to use rod control dampers we need a valve whose spring load is considerably less than…

scan0335 Requirements for damper noise testing, links, suspension, and glands.
View original record -2- DAMPER RIGS. E. We need a rig for noise tests of rear dampers. The noise which is causing most complaint is audible on our dampers when there is practically no amplitude of movement. We,…

scan0336 Invoice for a shock absorber link and arm from The Universal Car Co (Derby) Ltd.
View original record 1293 A/1597 TELEPHONE NOS DERBY 2247 & 2248 INVOICE TELEGRAMS: UNICAR DERBY THE UNIVERSAL CAR CO (DERBY) LTD DIRECTORS: F. R. COPESTAKE (MANAGING DIRECTOR) T. A. STEPHENSON (CHAIRMAN) L. P. CHORLEY…

scan0337 Exploded view of a control rod and linkage assembly, showing its individual components.
View original record 306 IN

scan0338 Advice note from Armstrong's Patents regarding faulty shock absorber castings returned for inspection.
View original record 12 93 Manufacturers of the ARMSTRONG SHOCK ABSORBERS, Etc. Etc. No. D 4505 ADVICE FROM ARMSTRONG'S PATENTS Co. Ltd. TELEPHONE: 410 & 411 BEVERLEY. TELEGRAMS: ARMSTRONG'S PATENTS. EASTGATE BEVERLEY E.…

scan0339 Advice note from Armstrong's Patents Co. Ltd. for a set of hand-controlled shock absorbers for the Experimental Department.
View original record Manufacturers of the ARMSTRONG SHOCK ABSORBERS, Etc. Etc. No. D 4508 1293 ADVICE FROM ARMSTRONG'S PATENTS Co. Ltd. TELEPHONE: 410 & 411 BEVERLEY. TELEGRAMS: ARMSTRONG'S PATENTS. EASTGATE BEVERLEY E.…

scan0340 Letter from Armstrong's Patents Co. Ltd. regarding drawing No. 470 Z, a Roll Rod Boss for chassis 33 EX, and the status of shock absorbers.
View original record -1293 PATENTEES AND MANUFACTURERS OF THE 'ARMSTRONG' SHOCK ABSORBER, ETC. ETC. THE ARMSTRONG'S PATENTS Co. Ltd. DIRECTORS MAJOR MACINDOE, M.C. CHAIRMAN GEO. R. JOHNSTONE, MANAGING DIRECTOR GORDON…

scan0341 Letter from Armstrong's Patents enclosing a drawing showing alterations for patterns and castings.
View original record 1293. PATENTEES AND MANUFACTURERS OF THE "ARMSTRONG" SHOCK ABSORBER, ETC. ETC. The ARMSTRONG'S PATENTS Co.Ltd. DIRECTORS MAJOR MACINDOE, M.C. CHAIRMAN GEO. R. JOHNSTONE, MANAGING DIRECTOR GORDON…

scan0342 Letter from Armstrong's Patents Co. Ltd. regarding a drawing for an adjustable leak on a shock absorber.
View original record 1293 PATENTEES AND MANUFACTURERS OF THE 'ARMSTRONG' SHOCK ABSORBER, ETC. ETC. The ARMSTRONG'S PATENTS Co.Ltd. DIRECTORS MAJOR MACKINNON M.C. Chairman GEO. W. JOHNSTONE. Managing Director GORDON…

scan0343 Despatch of 8 damper castings to Messrs. Armstrong Patent for experiments.
View original record 1293 To D/BP. from HPS/WSC. C/AHt. (struck through) G/Ms. (struck through) Rm/Les. HPS/WSC.9/BA.5.6.37. O/54107. Armstrong Dampers. We have sent into the Despatch Stores:- 8 Damper Castings produced…

scan0344 Letter from Armstrong's Patents Co. Ltd. enclosing a sketch of an Auto Locking Device and confirming pricing for an order of 1,000 dampers.
View original record 1293 PATENTEES AND MANUFACTURERS OF THE "ARMSTRONG" SHOCK ABSORBER, ETC. ETC. The ARMSTRONG'S PATENTS Co.Ltd. DIRECTORS MAJOR MACINDOE M.C. CHAIRMAN GEO. R. JOHNSTONE. MANAGING DIRECTOR GORDON…

scan0345 Request to alter Armstrong patterns and produce 24 damper castings.
View original record To HPS. from Rm/Les. 1293 Rm/Les.7/AP.9.6.37 ARMSTRONG DAMPER CASTINGS Will you please alter the Armstrong patterns as shewn in red on their drawing 462-Z., and then produce 24 castings which should…

scan0346 Letter to Gordon Armstrong regarding the pricing, manufacturing, and design of dampers and levers.
View original record 1293 Rm/Les17/R. 9th June, 1937. Gordon Armstrong, Esq., Waltham Works, Beverley, YORKS. Dear Mr. Armstrong, I asked Mr. Bogg yesterday if you could let us have prices for your dampers to your Drawing…

scan0347 Letter discussing snags and potential modifications for an auto-locking damper.
View original record -2- 9th June, 1937. I have received from Mr. Bogg this morning your arrangement of the Auto-locking damper. At first sight there are two snags - (a) there is a large air lock immediately above the…

scan0348 Letter from Armstrong's Patents Co. Ltd. regarding the despatch of patterns for making aluminium covers.
View original record 1893 PATENTEES AND MANUFACTURERS OF THE 'ARMSTRONG' SHOCK ABSORBER, ETC. ETC. The ARMSTRONG'S PATENTS Co. Ltd. DIRECTORS MAJOR MACINDOE, M.C. CHAIRMAN GEO. R. JOHNSTONE, MANAGING DIRECTOR GORDON…

scan0349 Advice note from Armstrong's Patents Co. Ltd. regarding patterns for aluminium covers.
View original record Manufacturers of the ARMSTRONG SHOCK ABSORBERS, Etc. Etc. No. D 4523 1895 ADVICE FROM ARMSTRONG'S PATENTS Co.Ltd. TELEPHONE: 410 & 411 BEVERLEY. TELEGRAMS: ARMSTRONG'S PATENTS. EASTGATE BEVERLEY E.…

scan0350 Chasing the return or payment for rear shock absorber parts sent to Mr. G. Armstrong.
View original record Rm/Les D/BP/WH7/DH.11.6.37. R93 Re: G. Armstrong, Esq. A number of rear shock absorber parts were sent to the above at Waltham Works, Beverly, E. Yorks, in January last, in accordance with your memo'…

scan0351 Letter from Armstrong's Patents Co. Ltd. regarding a shock absorber blow-out issue and subsequent design modifications.
View original record 1293 PATENTEES AND MANUFACTURERS OF THE 'ARMSTRONG' SHOCK ABSORBER, ETC. ETC. The ARMSTRONG'S PATENTS Co. Ltd. DIRECTORS MAJOR MACINDOE, M.C. CHAIRMAN GEO. R. JOHNSTONE, MANAGING DIRECTOR GORDON…

scan0352 Letter from Gordon Armstrong Patent Suspension discussing dampers, casings, materials, and an auto-locking device.
View original record 1293 TELEPHONE: BEVERLEY 321 GRAMS: ARMSTRONG'S SUSPENSION. Gordon Armstrong Patent Suspension COMPANY LIMITED OUR REF: GA.WC.1. YOUR REF: WALTHAM WORKS, OPPOSITE ST. MARY'S CHURCH, BEVERLEY E. YORKS.…

scan0353 Brief handwritten memo confirming instructions have been noted and correspondence is being returned for filing.
View original record Rm your instructions Rm 2 / R. 15/5/34 have been noted. your correspondence is returned herewith for filing. 1293 Ray / S. 22/6/34

scan0354 Letter from Delco-Remy & Hyatt Ltd. regarding the supply of Lovejoy Shock Absorber material for experimental purposes.
View original record DELCO-REMY & HYATT LTD. Head Office & Works: 111, GROSVENOR ROAD, LONDON, S.W.1. Telegrams: DELREMYHAT, SOWEST, LONDON Telephones: VICTORIA 6242 (7 LINES) Messrs. Rolls-Royce, Ltd. Derby. For the…

scan0355 Advertisement leaflet for Genuine Delco-Lovejoy Shock Absorber Oil, detailing its use and availability.
View original record GENUINE Delco-Lovejoy Shock Absorber OIL IT is absolutely essential that the correct oil ONLY be used in refilling Lovejoy Shock Absorbers. This oil has been very carefully selected and blended to…

scan0356 Advertisement for Delco-Remy & Hyatt Ltd. listing their products, accessories, and services.
View original record DELCO-REMY & HYATT LTD. Products DELCO-REMY BRITISH MADE IGNITION of unfailing reliability HYATT ROLLER BEARINGS for Automobile and all Industrial applications DELCO ELECTRIC MOTORS for Refrigerators…

scan0357 Despatch note for returning a broken shock damper piston link and a pattern to the makers.
View original record D/BP. from Rm/Les. c. G/Mt. 1293? Rm/Les.18/AP.15.6.37 We are sending into the Stores for despatch to - Armstrong's Patents Co.Ltd., Eastgate, Beverley, Yorks. One broken shock damper piston link, and…

scan0358 Letter from The Armstrong's Patents Co. Ltd. regarding the dispatch and improvement of new connecting rods for shock absorbers.
View original record PATENTEES AND MANUFACTURERS OF THE 'ARMSTRONG' SHOCK ABSORBER ETC. 129B The ARMSTRONG'S PATENTS Co. Ltd. EASTGATE BEVERLEY YORKS. DIRECTORS MAJOR MACINDOE. M. C. CHAIRMAN GEO. R. JOHNSTONE, MANAGING…

scan0359 Parts returned within shock absorbers supplied by Armstrong's.
View original record To D/BP. 1293 Rm/Les.12/JH.15.6.37. G.Armstrong Esq. re your D/BP/WH.7/DH.11.6.37. On receipt of your D/BP/WH.22/DH.29.4.37. I phoned to you to say that these parts had already been returned to us in…

scan0360 Despatch of Armstrong Shock Damper Castings made from R.R.50 alloy.
View original record 1293 To D/BP. from HPS/WSC. Rm/Les. HPS/WSC.16/BA.18.6.37. O/54107. Armstrong Shock Dampers. We have sent into the Despatch Stores:- 14 - Z.416 Armstrong Shock Damper Casing Castings. Will you please…

scan0361 Quotation from The Armstrong's Patents Co. Ltd. for 1000 shock absorbers.
View original record PATENTEES AND MANUFACTURERS OF THE "ARMSTRONG" SHOCK ABSORBER, ETC. ETC. 1293 The ARMSTRONG'S PATENTS Co.Ltd. DIRECTORS MAJOR MACINDOE, M.C. CHAIRMAN GEO. R. JOHNSTONE, MANAGING DIRECTOR GORDON…

scan0362 Letter from Gordon Armstrong Patent Suspension discussing a new shock absorber arrangement and quotation to overcome pressure issues.
View original record 1293. TELEPHONE: BEVERLEY 321 GRAMS: ARMSTRONG'S SUSPENSION The Gordon Armstrong Patent Suspension COMPANY LIMITED OUR REF: GA.WC.4. YOUR REF: WALTHAM WORKS, OPPOSITE ST MARY'S CHURCH, BEVERLEY E.…

scan0363 Advice note from Armstrong's Patents Co. Ltd. about a shock absorber lid pattern returned after alteration.
View original record Manufacturers of the ARMSTRONG SHOCK ABSORBERS, Etc. Etc. No. D 4540 ADVICE FROM ARMSTRONG'S PATENTS Co.Ltd. 129/3 TELEPHONE : 410 & 411 BEVERLEY. TELEGRAMS : ARMSTRONG'S PATENTS. EASTGATE BEVERLEY E.…

scan0364 Advice note from Armstrong's Patents Co. Ltd for a pair of hand-controlled rear shock absorbers.
View original record Manufacturers of the ARMSTRONG SHOCK ABSORBERS, Etc. Etc. No. D 4538 1893 ADVICE FROM ARMSTRONG'S PATENTS Co.Ltd. TELEPHONE: 410 & 411 BEVERLEY. TELEGRAMS: ARMSTRONG'S PATENTS. EASTGATE BEVERLEY E.…

scan0365 The casting of 24 damper covers in RR.50 alloy to be despatched to Armstrong's Patents Co. Ltd.
View original record To HPS. from Rm/Les. 1293 Rm/Les.7/AP.25.6.37 ARMSTRONG DAMPERS. Will you please cast 24 damper covers in RR.50 to the attached pattern. These castings should be despatched to:- Armstrong's Patents…

scan0366 Advice note from Armstrong's Patents Co. Ltd. regarding a pair of rear shock absorbers for the Experimental Department.
View original record Manufacturers of the ARMSTRONG SHOCK ABSORBERS, Etc. Etc. No. D 4559 1295 ADVICE FROM ARMSTRONG'S PATENTS Co.Ltd. TELEPHONE: 410 & 411 BEVERLEY. TELEGRAMS: ARMSTRONG'S PATENTS. EASTGATE BEVERLEY E.…

scan0367 Letter to Gordon Armstrong regarding failures of strengthened damper piston links and requesting new parts, casings, and drawings.
View original record 1293 Rm/Les5/R. 26th June, 1937. Gordon Armstrong, Esq., Waltham Works, Beverley, YORKS. Dear Mr. Armstrong, Thank you for your various letter, another pair of dampers and the pattern for the top…

scan0368 Letter to G. Armstrong, Esq. discussing damper performance, arrangements, and requesting drawings.
View original record G. Armstrong, Esq. -2- 26.6.37. a poundage of 120 lbs, and at the end of the mileage the load had dropped to 60 lbs and 70 lbs, due to wear on the shaft from the plungers. The other parts of the…

scan0369 Letter from Gordon Armstrong Patent Suspension Company discussing shock absorbers, dampers and testing.
View original record 1293 TELEPHONE: BEVERLEY 321 The GRAMS: ARMSTRONG'S SUSPENSION Gordon Armstrong Patent Suspension COMPANY LIMITED WALTHAM WORKS, OPPOSITE ST. MARY'S CHURCH, BEVERLEY E. YORKS. GORDON ARMSTRONG,…

scan0370 Letter from Gordon Armstrong Patent Suspension Co. Ltd. to Rolls-Royce Ltd. discussing a design change for a locking device.
View original record TELEPHONE: BEVERLEY 321 GRAMS: ARMSTRONG'S SUSPENSION The Gordon Armstrong Patent Suspension COMPANY LIMITED WALTHAM WORKS, OPPOSITE ST. MARY'S CHURCH, BEVERLEY E. YORKS. GORDON ARMSTRONG. A.M.I.A.E.,…

scan0371 Despatch instruction to return a complete shock damper in pieces to Armstrong's Patents Co.Ltd. for inspection.
View original record 1293, D/BP. from Rm/Les. c. G/Mt. Rm/Les.21/AP.28.6.37 Will you please despatch to - Armstrong's Patents Co.Ltd., Eastgate, Beverley, Yorks. One complete shock damper in pieces. This is their property…

scan0372 Correspondence regarding a cracked damper casing, and the dispatch of replacement parts and drawings.
View original record 1293 PATENTEES AND MANUFACTURERS OF THE 'ARMSTRONG' SHOCK ABSORBER, ETC. ETC. The ARMSTRONG'S PATENTS Co.Ltd. DIRECTORS MAJOR MACINDOE M.C. CHAIRMAN GEO. R. JOHNSTONE. MANAGING DIRECTOR GORDON…

scan0373 Letter to Gordon Armstrong discussing dampers and auto-locks for the 33-EX and Phantom III.
View original record 1293 Rm/Les3/R. 29th June, 1937. Gordon Armstrong, Esq., Waltham Works, BEVERLEY. Yorks. Dear Mr. Armstrong, Thank you for your letter, the dampers for 33-EX and the drawings. I feel quite certain…

scan0374 Advice note from Armstrong's Patents Co. Ltd. regarding a shock absorber and connecting rods.
View original record Manufacturers of the ARMSTRONG SHOCK ABSORBERS, Etc. Etc. No. D 4566 ADVICE FROM ARMSTRONG'S PATENTS Co.Ltd. TELEPHONE: 410 & 411 BEVERLEY. TELEGRAMS: ARMSTRONG'S PATENTS. EASTGATE BEVERLEY E. YORKS…

scan0375 Letter from Armstrong's Patents Co. Ltd. regarding the replacement of a broken shock absorber and its parts.
View original record 1293 PATENTEES AND MANUFACTURERS OF THE 'ARMSTRONG' SHOCK ABSORBER, ETC. ETC. The ARMSTRONG'S PATENTS Co. Ltd. DIRECTORS MAJOR MACINDOE, M.C. CHAIRMAN GEO. R. JOHNSTONE, MANAGING DIRECTOR GORDON…

scan0376 Letter from Armstrong's Patents Co. Ltd. discussing shock absorbers, enclosed drawings, and alterations.
View original record 1293. PATENTEES AND MANUFACTURERS OF THE "ARMSTRONG" SHOCK ABSORBER, ETC. ETC. The ARMSTRONG'S PATENTS Co. Ltd. DIRECTORS MAJOR MACINDOE, M.C. CHAIRMAN GEO. R. JOHNSTONE, MANAGING DIRECTOR GORDON…

scan0377 Cross-sectional diagram of a cam-operated lever and piston assembly.
View original record CAM. TO OPERATE ONLY WHEN., LEVER IS GOING DOWN FROM, NORMAL POSITION., 11/64" DIA, .005 CLEARANCE., .020 CLEARANCE ON DIA, PRESSURE IN THIS DIRECTION., WHEN ARM IS COMING UP, FROM BOTTOM RE…

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