Rolls-Royce Archives

Rolls-Royce Experimental Archives: Box ExFiles\Box 67\2\        Box Selection

IdentifierEntry
scan0001 The design and provision of front fenders and luggage carriers as a means of protection, particularly for American market cars.
View original record X.3507. Extract from E1/G30119. (11) FRONT FENDERS AND LUGGAGE CARRIERS ON AMERICAN CARS Mr. Olley pointed out the necessity for providing some protection from bumping of one's own and other cars at…

scan0002 Need to design a chassis-mounted luggage carrier for the 40/50 model.
View original record To Da. from Bn. c. to Hs. c. to BY. Copy RE LUGGAGE GRIDS. X.3504. I think it is necessary that we should start to work out some schemes for a luggage carrier of our own for the present 40/50 chassis.…

scan0003 The need for a standard design for luggage carriers that has been load-tested to avoid damaging the frame.
View original record To DA. from R. Copy to CJ. " " BN. " " EH. R7/G15.11.19. RE LUGGAGE CARRIERS. X.3507. There ought to be a standard design for these, which has been tested with a big load on the back, before fixing on…

scan0004 The urgent need to design and fit a luggage grid to the 10,000-mile car.
View original record To DA. from EH. X.3507 EH2/LG18.11.19. X.3647. RE 10,000 MILE CAR CJ. has requested that when this car is run byy him, it should have a luggage grid fitted. At present we have no design for a luggage…

scan0005 List of parts to be fitted to a chassis for a 10,000-mile run.
View original record X.3507. To DA. from EH. c. to WHC. ------------------ EH3/LG19.11.19. ------------------ RE CAR TO RUN 10,000 MILES. Below is a list of the parts we desire fitting to the chassis which is to run…

scan0006 Proposed alterations for cars, concerning luggage carriers, body mounting, and rear spring shackles.
View original record X.3504. Alterations proposed for R.R. cars. -3- by/2nd. December, 1919. Contd. ventilator in the dashboard X.3504 (6) A standardised Rolls-Royce luggage carrier is most desirable in view of the many…

scan0007 List of new parts fitted to a car for a 10,000-mile run.
View original record X 3504 Extract from Hs2/LG5.1.20. X.3743. - PE CAR TO RUN 10,000 MILES. X.3647. New parts fitted. | Remarks. 25. Luggage Grid. X.3507. | 26. Silencer .5 lower than standard. X.3642. | To give more…

scan0008 Broken back shock absorber on an experimental car in France due to fouling the luggage carrier.
View original record To Bn. from CJ. Wor Hs. EP. X.3504 COPY. C.R. X.3443 x 3461 X.3504 CJ5/B22.1.20. The experimental car now in France has a broken back shock absorber. Unfortunately, therefore, I was not able to judge…

scan0009 Responding to complaints about a 10,000 miles test car's shock absorbers and tyre clearance.
View original record X 3507 CJ. from Hs. c. to En. c. to Wor. Hs5/LG23.1.20. X.3044. X.3461. X.3507. X.3743. - 10,000 MILES TEST CAR. With reference to your complaints on this car with regard to shock absorbers fouling…

scan0010 Letter explaining a shock absorber lever failure and the status of replacement parts.
View original record X.3507 Le Canadel, 28.1.20. X.3461b. X.3743. Mr. Hives, Experimental Dept. Messrs. R-R Ltd., Derby. I received a wire from you yesterday asking if I had received the shock absorber parts, also saying…

scan0011 From T.H. Maddocks regarding instructions for a trip to Nice with car 2.EX for a comparative springing trial.
View original record -2- Contd. ball end bracket on axle. I received a telegram from EP yesterday. asking me to proceed to Nice with 2.EX on hearing from Nice that Entwistle has arrived. CJ says I need not take part in…

scan0012 Design of a luggage carrier, comparing drop forging with pressed sheet metal construction.
View original record X 3504 To Da. from R. Copy to CJ. " " Bn. " " Hs. " " Ck. R1/G28.1.20. X.3507. - RE LUGGAGE CARRIER ETC. I think it would be advisable to complete the whole design of this luggage carrier, as well as…

scan0013 Technical memorandum discussing the design of brackets, hinges, and a luggage grid for a vehicle body.
View original record Contd. -2- RL/G28.1.20. same section as that used for the step irons, but I am not sure that this is a practical shape, owing to the narrowness of the frame, and the difficulty of bolting it where the…

scan0014 Design modifications for car bodies, petrol tanks, and associated fittings.
View original record Contd. -3- R1/G28.1.20. body and to help with the hinged joints shewn in this particular design, I have no objection, however, to the highly stressed hinge if it is found to have less limitations. It…

scan0015 Fuel system modifications, specifically a new back tank and carburettor for American cars.
View original record Contd. -4- RL/G28.1.20. centre of the car for the reserve quantity. This matter has had some attention from us, and Mr. Elliott will send a sketch of how far the matter has got. ' I hope you will…

scan0016 And commenting on proposed modifications for a trials car intended for the American market.
View original record X.3507 Extract from Bn3/W4.2.20. 3719: RE TRIALS CAR FOR AMERICA. With reference to EP5/F24.1.20, I think the following items should be fitted to this chassis. The numbers are the same as quoted in…

scan0017 Issues with fitting rear shock absorbers, luggage grids, and the potential for coachbuilders to damage the chassis frame.
View original record X350Y To: Bn. Derby. From: Sp. Sp4/HW/26.2.20. 26. Februarym 1920. X350Y RE SHOCK ABSORBERS AND BODY MAKERS' BRACKETS. The fitting of rear shock absorbers appears to be causing Coachbuilders…

scan0018 Shock absorbers and body makers' brackets for coachbuilders' drawings.
View original record +3507 To Sp. from Bn. c. to Da. c. to By. Bn11/W27.2.20. X.3461. Re Shock Absorbers and Body Makers' Brackets X.3507 ___Y_______ With reference to Sp4/DW26.2.20, we are now arranging for the…

scan0019 Proposal for shock absorber brackets and a luggage carrier, the design of which is delayed due to Mr. Royce's indecision and prioritisation of a motor boat project.
View original record X.3507 To Bn. from Da. c. to Sp. c. to By. c. to Ck. Da13/CBl.3.20. X.3461. RE SHOCK ABSORBERS IN BODY MAKERS BRACKETS. X.3507. With reference to Bll/w 27.2.20 Mr. Bailey has replied regarding the…

scan0020 List of proposed additional items and modifications for a trials car destined for the American company.
View original record R R 235 A (100 T) (S.F. 846 6-8-19) G. 2460. X 3507 Extract from EPT/P4.3.20. X.3719. RE TRIALS CAR FOR THE AMERICAN COMPANY. c. It has occurred to us that there are several other items which we…

scan0021 Extract from a letter by T.H. Maddocks detailing a broken luggage grid hinge and poor engine running on magneto.
View original record R.R. 235 B 20(T) (S.F. 674. 22-5 19) G. 2376. X.3507. (Filed 9-3-20) X.3743. - 2EX. Chassis. Extract from letter of T.H. Maddocks. X.3507. I noticed to-day that one of the hinge jaws of the luggage…

scan0022 Design of a luggage carrier bracket to prevent dangerous modifications to the chassis by coachbuilders.
View original record X.3507.a To Da. from R. Copy to CJ. " " Bn. " " Hs. " " EFC. X.3507. RE LUGGAGE CARRIER. With reference to the bracket to fix the luggage carrier, I am pleased that the design we have between us…

scan0023 List of parts and modifications for a car destined for West Wittering.
View original record X.3507.a Extract from R4/G19.4.20. X.3923. RE CAR FOR WEST WITTERING. -------------------------- I enclose herewith a list of pieces that I understand you will be able to fit to the car I am to have,…

scan0024 Delay on car 6.EX, sent to replace 1.EX, with a list of new parts being fitted.
View original record X3504 To R. from Hs. c. to CJ. c. to Bn. c. to E. c. to Da. Hs2/LG28.5.20. X.3923. RE NEW CAR - 6.EX. We have been delayed on 6.EX Car which we are sending to you to replace 1.EX Car, owing to the…

scan0025 Car test delayed by a strike and the technical design of rear leaf springs.
View original record X.3504 To Hs. from R. Copy to CJ. X.3923. X.3507. X.3981. RE 6 EX. X.2628. I put off going to the Fens with the object of trying this car, principally owing to the strike, so it will give you a little…

scan0026 Using alternative materials like sheet brass between plates to prevent seizure.
View original record Contd. -2- R4/C31.5.20. of these leaves over about 4 square inches of surface. If the ferodo does not promise to be successful, I think it would be wise to try the effect of other material, such as…

scan0027 List of experimental parts fitted to chassis 6.EX.
View original record x3507a Extract from RHC1/LG22.6.20. RE CHASSIS 6.EX. Will you kindly note that the above car has been fitted with the following experimental parts:- X.3760. Switchbox - Lec.1161. X.3563. Ignition Tube…

scan0028 Extract listing experimental parts fitted to the 6.EX car.
View original record X.3504 Extract from Hs6/LG28.6.20. X.3923. RE CAR 6.EX. in reply to your telegram, we have arranged to arrive at West Wittering about 1030 A.M. on Thursday. The following is a list of Experimental…

scan0029 Series of remarks regarding the coil, petrol tank, wiring, luggage grid, and spare wheel carrier for car 6.EX.
View original record X 3504 To R. from Ds. Copy to Bn. " " EFC. Da16/CB30.6.20. X.3923. RE CAR 6.EX. With reference to some of the points on this car referred to in Hs6/LG28.6.20, we should like to make the following…

scan0030 List of parts fitted to experimental cars 4.EX and 6.EX.
View original record X.3504a EFC. from RHC. RHC8/LG1.7.20. X.3507a X.3923. X.3764. The following have been fitted to 4.EX Car - Luggage Carrier N.310. Petrol Tank with side filler X.3889. The following has been fitted to…

scan0031 Distributing standardisation sheets for experiments on springs, brackets, and axles.
View original record X.3504.a. To Wor. from Hs/AT. En. By. Da. EP. PN. Hs/AT20.8.20. STANDARDISATION SHEETS. Herewith please receive standardisation sheets for the following experiments:- X.2628b. Rear road springs,…

scan0032 Providing feedback on the design and location of a petrol gauge and luggage carrier fittings.
View original record R.R. 199 (250T) (SD676 19-7-17) MP 180865 X.3507. Contd. -2- R1/G23.8.20. little bit difficult to hold a funnel as at present arranged. It would appear to want to be slightly longer and slightly more…

scan0033 Standardisation sheets for rear road springs, a luggage grid bracket, and a lower gear back axle.
View original record X.3507 To R. from Hs/AT. C.J. Hs/AT2.9.20. RE STANDARDISATION SHEETS. Herewith please receive standardisation sheets for the following:- X.2628b. Rear Road Springs, pre-war thin leaf type. X.3507.…

scan0034 Standardisation of a chassis part, specifically a bracket for carrying a luggage grid.
View original record R.R. 755 (3 H) (S F. 621. 2-5-19) G. 2361. X.3504 COMPLETED 8.9.20 STANDARDISATION OF CHASSIS PARTS. Date 20.8.20. X 3507. Drawing No. N.310. Part List. Description of Parts. Bracket for carrying…

scan0035 Recommendation to standardise the bracket for carrying a luggage grid.
View original record BRACKET FOR CARRYING LUGGAGE GRID. We recommend that we should standardise the bracket which has been designed for carrying a luggage grid. When this bracket is fitted it does away with the necessity…

scan0036 Standardization of frame fittings for luggage carriers, referencing Mr. Royce's remarks.
View original record R.R. 285A (100 T) (S.G. 643, 19-2-20) G. 2618 X.3507 Memo from BY. C. EFC. RECEIVED BY3-P28.9.20. X.3507 CHASSIS - FRAMES & FITTINGS. RE FRAME FITTINGS FOR LUGGAGE CARRIER.…

scan0037 Modifications and new parts fitted to an experimental car (4.EX) destined for testing in the U.S.A.
View original record X3507 R. from Hs. c. to CJ. c. to En. c. to E. c. to Da. c. to Hy. Extract from - Hs1/LG4.11.20. X.3918. EXPERIMENTAL CAR FOR U.S.A. X.3764a/b. We are fitting to 4.EX the following new parts:- X.3912.…

scan0038 Failures of electrical systems, wiring, and luggage carriers from an American visit.
View original record X.3504 Contd. -3- EP6/F11.11.20. X.3614 - Re American Visit (5) FAILURE OF ELECTRICAL SYSTEM. X.3878. X.2515. X.4162. X.3014b. X.1925. Dynamos have given trouble the chief fault being the terminals…

scan0039 The standardization of the bracket for carrying the luggage grid.
View original record To EP. from Hs. HS X3507 Hs2/LG12.11.20. BRACKET FOR CARRYING LUGGAGE GRID. With reference to your memo. EP6/F11.11.20, the bracket for carrying the luggage grid has been standardised. We give this…

scan0040 Issues with the luggage grid and spare wheel carrier on Mr. Royce's 6.EX car.
View original record X3507 DA. from HS. OFC. Hs4/LG22.11.20. X.3923a 6.EX CAR FOR MR. ROYCE. X 3507 X 3683 With reference to 6.EX Car for Mr. Royce. So far there is no luggage grid instructed for this car. We do not…

scan0041 Extract from a memo to Mr. Belnap regarding overdue drawings for a luggage carrier.
View original record X 3507 To Mr. Belnap. Extract from Oy1/G8.12.20. X.4165. X.3702. X.430. Re Matters on which more complete replies are required from England. X.3507. 1. Luggage Carriers. We are still without…

scan0042 Inquiring about the requirement for a luggage grid fitting and its effect on the rear number plate brackets.
View original record X3507 To R. from Da. c. to Bn. c. to EFC. Da10/CB7.1.21. X.3923. RE 6.EX. X.35071 We are not certain whether you require a luggage grid fitting to this car. The luggage grid somewhat determines the…

scan0043 Recommending the fitting of a luggage grid to the 6.EX car to test other fittings.
View original record X3507 R.R. 235a (100 T) (S.H. 798, 10-12-20) G. 2948 To Da. from R. c. to CJ. c. to Wor. c. to Hs. R2/G11.2.21. X.3923. X.3507. RE 6.EX LUGGAGE GRID. With reference to your memo Da10/CB7.1.21, I…

scan0044 Mr. Royce's request to fit a luggage grid to a car, and sourcing one similar to Lord Herbert's.
View original record X3507 W/S. To SP. from Da. c. to RHC. c. to EFC. ----------- Da4/AH15.2.21. X.3923. X.3507. RE 6.EX. LUGGAGE GRID. Mr. Royce has written to say that he would like a luggage grid fitted to this car. We…

scan0045 Internal memorandum regarding the fitting of a luggage grid on car 6.EX.
View original record X.3507. To HS. from Da. c. to RHC. Dal/AH17.2.21. X.3923 RE. 6.EX LUGGAGE GRID. X.3507 In reply to my enquiry from Sp. as to the fitting of a luggage grid on 6.EX, he says that an ordinary luggage…

scan0046 Recommending the use of a luggage carrier from American chassis on company cars, with a reference to an attached blueprint.
View original record X3507 DY. from EP. [DY. struck through] c. to Hs. c. to Er. [Er. struck through] c. to BJ. [BJ. struck through] EP4/H17.8.22. Re. Luggage Carrier used on American Chassis. On all American chassis…

scan0047 Standardisation of luggage grid brackets for the 40/50 chassis.
View original record X3507 R. S.J. C. Hs. BY14-P31.5.23. 40/50 CHASSIS. LUGGAGE GRID BRACKET. For some time the question of making the above part a standard equipment of the car has been under discussion. It has been held…

scan0048 Standardisation of Luggage Grid Brackets for the 40/50 Chassis.
View original record Hs. X3507 BY2-P31.8.23. 40/50 CHASSIS. LUGGAGE GRID BRACKETS. We could get the new Luggage Grid Brackets on the next series of cars without fail, if you would issue the standardisation sheets for…

scan0049 Standardisation sheet discussing an agreed modification to a bracket for a luggage grid to include a shock absorber attachment.
View original record BY. from Hs. X3507 Hs/LG12.9.23. STANDARDISATION SHEET. X. 3507. BRACKET FIXED TO FRAME TO CARRY LUGGAGE GRID. With reference to the above. E. agrees, but states that extra area to form complete base…

scan0050 Standardisation of a bracket fixed to the frame to carry a luggage grid.
View original record R.R. 755 (10H) (SL 72 18-7-23) MP 274954B. Y3507 Completed 13-9-23 STANDARDISATION of CHASSIS PARTS Date 5.9.23. X No. 3507 Drawing No. Part List Description of Parts. BRACKET FIXED TO FRAME TO CARRY…

scan0051 Modifications to the petrol tank and fuel feed system for cars with 4-wheel brakes.
View original record To Hs. from R. c. to CJ. BJ. RG. Wor. DA. E. BY. PN. EP. X8400 SECRET. R5/M27.6.24. EAC.11. PETROL TANK ETC. X.8460 X.9400 X.3575 A complete drawing has been made of various fittings round the petrol…

scan0052 Secret memo discussing design modifications for the luggage grid, petrol tank, and chassis frame for the EAC.3 model.
View original record To BY. from DA. c. to CJ. HS. [Handwritten, crossed out:] 9700 SECRET. DAL/M8.7.24. E.A.C.11. [Handwritten:] X.9460 [crossed out] 8400 [Handwritten:] X.9400 [crossed out] 8760 LUGGAGE GRID, PETROL…

scan0053 Positioning of the protective rail on a luggage grid.
View original record To R. from Hs. c. to CJ. BJ. c. to RG. E. c. to DA. BY. c. to Wor. +8400 R-R LUGGAGE GRID. Hs6/LG21.8.25. We find that the rail to protect the body appears to be too far back. With the rail in the…

scan0054 Sketch showing the relative position of the body and luggage grid on an 8 EX car chassis with a Barker Saloon body.
View original record SKETCH SHEWING RELATIVE POSITION OF BODY AND LUGGAGE GRID ON 8 EX. CAR CHASSIS FITTED WITH SUBFRAME BARKER SALOON BODY THIS DOTTED RECTANGLE INDICATES POSITION THAT WOULD BE ASSUMED BY A TRUNK 1FT.…

scan0055 Clarifying the position of a luggage grid and body guard relative to short and long body positions on a chassis.
View original record To Hs. from DA. X. 8400 DA1/M26.8.25. RE. LUGGAGE GRID. X. 8400 Replying to your Hs6/LG21.8.25., the position of the body guard which you shew on your sketch, and which you have apparently got on the…

scan0056 Alteration of a check rail position to accommodate a trunk.
View original record To Hs from RHC. +8400 RHC7/BE, 1.9.25. With reference to the attached. We have altered the position of the check rail to the alternative position provided which now allows for a trunk 13" high. This…

scan0057 Sketch showing the relative position of a body and luggage grid on an 8 EX car chassis with a Barker Saloon Body.
View original record SKETCH SHEWING RELATIVE POSITION OF BODY AND LUGGAGE GRID ON 8 EX. CAR CHASSIS FITTED WITH SUBFRAME BARKER SALOON BODY HS 26" THIS DOTTED RECTANGLE INDICATES POSITION THAT WOULD BE ASSUMED BY A TRUNK…

scan0058 Requesting a copy of a report on a broken luggage grid and Houdaille shock absorbers.
View original record TO HS. FROM DA. X8400 Luggage grid DA2/M23.11.25. We understand from Mr. Royce that you have sent through a report of a broken luggage grid, and also the Houdaille shock absorbers on the 10,000 miles…

scan0059 Responding to a request by attaching a copy of a previous communication.
View original record MADE AT CROXLEY To DA. from Hs. Hs1/LG26.11.25. Answering your DA2/M23.11.25 We attach for your information copy of our Hs1/LG14.11.25 as requested. Hs.

scan0060 10,000-mile test car in France, discussing tyre pressures and a luggage grid failure.
View original record R.R. 493A (50 H) (D.D. 91. 12-6-25) J.H.D. EXPERIMENTAL REPORT. Expl. No. REF: Hs1/LG14 11.25. To R. from Hs. To CJ. from Hs. 10,000 MILES TEST CAR IN FRANCE. Attached herewith is a daily report on…

scan0061 Failure of a luggage carrier during a 10,000-mile trial and a proposed improved design.
View original record X. 8400 To Hs. from R. c. to CJ. BY. R7/M21.12.25. RE. LUGGAGE CARRIER. We are sorry to hear that the luggage carrier broke on the 10,000 miles trial, as it would seem that it is equal in strength to…

scan0062 Proposing design improvements for step irons, wing stays, a spare wheel carrier, and a luggage grid.
View original record To Hs. Da. BY. } FROM R. LE CANADEL. c. to CJ. BJ. Wor. c. to E. RG. X8400 R3/M19.2.26. RE. STEP IRONS, WING STAYS, SPARE WHEEL CARRIER, & LUGGAGE GRID. X.8400 X.8380 X.8500 X.8390 (1) STEP IRONS.…

scan0063 Extract from a sales conference minute discussing suggestions for side members with an extension for a luggage grid on the 'New Phantom' model.
View original record Hs S/W By X8400 C2/024.2.26. Will you fix this up Side Members with Extension for Luggage Grid on "New Phantom." By/C1/H19.2.26. ----- By 26-2-26 The following is extract from the Minutes of the Sales…

scan0064 Standardisation and testing process for the 40/50 luggage carrier.
View original record TO BY. FROM DA/EV. Copy to - LHS. HS. ORIGINAL X8400 DA/EV4/M27.2.26. re. 40/50 LUGGAGE CARRIER. X8400 We understand that it is proposed at an early date to standardise the tubular luggage carrier on…

scan0065 Side members with an extension for a luggage grid on the New Phantom model.
View original record W/S. C. from Hs. c. to BY. X8400 Hs3/LGL.3.86. SIDE MEMBERS WITH EXTENSION FOR LUGGAGE GRID FOR NEW PHANTOM. X8400 X8380 With reference to C2/C24.2.26. 8-EX is at the present time completely…

scan0066 The standardization of a reinforced luggage carrier for the 40/50 HP model, including reference to a blueprint.
View original record Da. c. to LHS. c. to HS. X840D 9-30 9/3/26 BY/C34/G.8.3.26. re 40/50 HP. LUGGAGE CARRIER. -------------------------- With reference to DA/EV4/M.27.2.26, we send you herewith blueprint F.73445 showing…

scan0067 The standardization of the luggage grid for the Phantom and the essential need to add guides for straps.
View original record To DA/EV. from Hs. c. to EY. X.8400 Hsl/LG14.5.26. RR. LUGGAGE GRID. We have recently completed a standardisation for Luggage Grid on the Phantom. When you were last at Derby you promised that you…

scan0068 Standardisation of a chassis luggage grid to improve the design and protect the petrol tank.
View original record RR 755 (10H) {DB130 12-9-24} MS 301225 HS STANDARDISATION of CHASSIS PARTS. Handwritten: X8400 Completed 17/5/26 Description of Parts: LUGGAGE GRID. Date: 30.4.26 Drawing No.: X No. 8400 Origin: To…

scan0069 Sending a schedule for luggage strap guides for the Phantom luggage carrier.
View original record to HY. from EV. copy to HS X8400 ORIGINAL EV.3/22.5.26. RE PHANTOM LUGGAGE CARRIER. X8400 As requested in your Hs1/LG14.5.26. we send herewith N.Sch.2195 shewing guids for the luggage straps as…

scan0070 Secret memo discussing the fitting and modification of a rear wheel and luggage carrier for Phantom and Silver Ghost chassis.
View original record to [REDACTED] from DA/EV. HS. ORIGINAL X8400 DA/EV/2.10.26. copy to [REDACTED] HS. S E C R E T E. A. C. X8400 REAR WHEEL AND LUGGAGE CARRIER. PHANTOM. We send herewith N.Schs. 2269-two sheets,…

scan0071 Revised design of a 40/50 Luggage Grid for the Phantom.
View original record To BY. from DA. c. to BJ. Hs. X8400 DA1/M28.10.26. 40/50 LUGGAGE GRID. X.8460 X.8400 Herewith we send N.sch. 2286 shewing the revised luggage grid for Phantom, using the existing frames with the rear…

scan0072 Request to fit a spare wheel and luggage carrier to Mr. Royce's car, 7-EX.
View original record X8600 To Hs. from EV. c. BY. EV2/19.11.26. X.8600 X.8400 RE REAR WHEEL AND LUGGAGE CARRIER FOR 7-EX. Mr. Royce asked the other day whether we could arrange for a spare wheel and luggage carrier of…

scan0073 Proposing modifications to the 7-EX car, specifically the fitting of a rear spare wheel carrier, and asking for decisions on the final configuration.
View original record To R. from Hs. c. to BJ. Wor. c. to RG. E. c. to DA. BY. V8400 Hsl/LG26.11.26. 7-EX CAR - FOR LE CANADEL. 7899? We propose fitting a spare wheel carrier at the rear of this car and the modified…

scan0074 Clarifying a request to enamel the luggage grid and spare wheel carrier on car 7-EX due to finishing time constraints.
View original record To Wor. from Hs. c. to RHC. ys400 Hs/LG4.12.26. I should like to make it clear that I requested RHC. that the luggage grid and spare wheel carrier on 7-EX should be enamelled. The reason for this was…

scan0075 Standardisation of a rear-mounted wheel and luggage carrier for the Phantom 7-EX model.
View original record To Hs. DA. } FROM R. SALES. c. to BJ. Wor. PN. c. to BY. CWB. C. /8400 R2/M18.12.26. RE. PHANTOM - 7-EX AT LE CANADEL. X. 8992 WHEEL AT REAR AND LUGGAGE CARRIER. X. 8600 X. 8400 This should be…

scan0076 Standardisation of fitting the spare wheel and luggage grid at the rear of the Phantom model.
View original record To B.J. from Hs. INDEX c.c. to C. c.c. to FN. c.c. to CW B. X8400 Hs3/L:G24.12.26. PHANTOM. WHEEL AT THE REAR, AND LUGGAGE GRID. X8600 R. in his memo. R2/M18.12.26. wishes us to stand- ardise as soon…

scan0077 The standardization of the rear wheel and luggage carrier for the Phantom model.
View original record to HS from DA/EV. 78400 EV1/8.1.27. RE REAR WHEEL & LUGGAGE CARRIER, PHANTOM. . As this is a coachwork feature as well as a chassis part we suggest that the signatures of the Coachwork Standardisation…

scan0078 Design, cost, and supply options for rear wheel carriers on the 40/50 HP model.
View original record S/W. COPY. X8400 C4/C13.1.27. 40/50 HP. WHEEL CARRIERS AT REAR. X8600 Hs3/LG24.12.26. The CSC. and the SC. are quite in favour of this method of carrying the rear wheel, but before we can go further…

scan0079 Alterations to the spare wheel carrier and luggage arrangement at the rear of a vehicle.
View original record To BY. from DA. c. to BJ. Hs. Y8400 DA1/M17.1.27. SPARE WHEEL CARRIER AND LUGGAGE AT REAR. X.8400 X.8400 X.8600 X.7800 We send herewith N.sch.2339 Sheet 1. shewing the above. It will be noticed that…

scan0080 Follow-up memo requesting a signature on a standardisation sheet for a rear wheel and luggage grid.
View original record W/S. To LHS. from Hs. X8400. Hsl/LG8. 2.27. STANDARDISATION SHEET - X. 8400 X. 8600 WHEEL AT REAR - AND LUGGAGE GRID. On the 10th.ult. we sent you a copy of a standardisation sheet at DA/EV's request…

scan0081 Standardization of a new rear frame design to accommodate a spare wheel and new luggage grid.
View original record NEW DESIGN AT REAR END OF FRAME ACCOMODATING SPARE WHEEL AND NEW LUGGAGE GRID. ------------------------ The above scheme is going round for standardization signatures. There is, however, a doubt as to…

scan0082 Costs and policy for a new Phantom combined luggage grid and spare wheel carrier arrangement.
View original record X 8400 My/Eng- BY14/H. 25.2.27. c. Hs. PHANTOM. COMBINED LUGGAGE GRID AND SPARE WHEEL CARRIER AT THE REAR OF CHASSIS. - ARRANGEMENT NO.F.76225. With reference to the prices which have been given for…

scan0083 Clarifying the cost breakdown for a combined luggage grid and wheel carrier.
View original record X.8400 W/S. Sg. C. HS. BY16/H. 25.2.27. COMBINED LUGGAGE GRID AND WHEEL CARRIER. Referring to Sg2/M.23.2.27. we note your surprise in regard to the cost quoted for the luggage grid, both for the one…

scan0084 Modifications to a Phantom's combined wheel and luggage carrier.
View original record To BY. from DA. c. to BJ. Hs. X8400 DA3/M28.2.27. PHANTOM - COMBINED WHEEL AND LUGGAGE CARRIER AT REAR. X. 8400 X. 8600 Herewith we send N.sch.2366 shewing the above combination modified in detail so…

scan0085 Design issues and improvements for spare wheel carriers, luggage carriers, and step irons.
View original record To DA/EV. ) To Hs. ) FROM R. To BY. ) c. to BJ. LHS. C. PN. SG. CWB. X 8400 R3/M3.3.27. PHANTOM & GOSHAWK - SPARE WHEEL X. 8400 CARRIERS, LUGGAGE CARRIER, STEP IRONS. X. 8600 X. 5600 These are very…

scan0086 Breaking down the costs for a combined luggage grid and wheel carrier for a 40/50 HP chassis.
View original record Hs MAR 9 1927 RECEIVED w/s. LHS. c. W/S.G. c. Hs. X9400 BY1/H. 9.3.27. COMBINED LUGGAGE GRID & WHEEL CARRIER FOR 40/50 HP. CHASSIS. Referring to LHS/Hn15/EDI.17.2.27. upon receipt of the above memo I…

scan0087 Cost estimation memorandum for the Phantom Combined Luggage Grid and Spare Wheel Carrier.
View original record Copy. My's Dept. My is absent. Rb4/N/57A/BJ.4.3.27. To BY from Rb. ----------------- Phantom Combined Luggage Grid & Spare Wheel Carrier at the Rear of Chassis. Arrgt.No.F.76225. BY14/H.25.2.27.…

scan0088 Standardisation sheet for the Phantom rear wheel and grid be signed to avoid future production issues.
View original record to Hs/Rm from Da/Ev. X8400 EV5/24.3.27. PHANTOM REAR WHEEL AND GRID. We suggest that, as the above feature has a bearing on coachwork, it would be wise to have the Standardisation Sheet signed by…

scan0089 Standardisation sheet memo regarding the Phantom rear wheel and grid.
View original record To DA/EV. from Hs. X8400 Hs2/LG28.3.27. STANDARDISATION SHEET. PHANTOM REAR WHEEL & GRID. With reference to EV5/24.3.27. The standardisation sheet in connection with the above was sent to LHS. 10.1.27…

scan0090 Procurement of a custom luggage box from Vitton's in Paris for a Phantom vehicle.
View original record To R. from Hs. c. to BJ. Wor. c. to E. Da. X8400 Hs4/LG29.3.27. LUGGAGE BOX FOR PHANTOM. X794 We enquired in Parus at Vitton's for a luggage box. They can supply a box to any dimensions we like to…

scan0091 Requesting information to create a preliminary layout for a luggage box and wheel carrier for a Phantom model.
View original record To Hs. from DA. X.8400 DAL/M1.4.27. LUGGAGE BOX FOR PHANTOM. X. 8400 X. 8600 With reference to Hs4/LG29.3.27., we presume there will be a memo. from R. giving us a general idea of what is proposed. Up…

scan0092 Modification for the rear wheel carrier and luggage grid to address a defect.
View original record To BY. from DA. c. to BJ. Hs. /8400 DA1/M27.4.27. WHEEL CARRIER AT REAR. X.8600 X.8400 We send herewith N.sch.2402 shewing a modification to the combined wheel carrier and luggage grid at rear to…

scan0093 The riding qualities of the Phantom & 20 HP, focusing on the rear luggage box and spare wheel.
View original record To Hs. from R. DA/EV. c. to BJ. LHS. +8400 R12/M29.4.27. PHANTOM & 20 HP. X. 8400 X5600 RIDING QUALITIES. X. 8600 X5400 Regarding the rear luggage box, unfortunately it appears that we cannot consider…

scan0094 The production of specific parts for a rear spare wheel carrier.
View original record C. Hs HS RECEIVED MAY 20 1927 X8400 BY/HEB4/M/10.5.27. CHASSIS 7-EX. REAR SPARE WHEEL CARRIER SEC:7430. IN ACCORDANCE WITH "N"SCHEME 2411. Please receive herewith one Blue Print of each of the…

scan0095 Design modifications to the Phantom luggage carrier forgings, with an illustrative sketch.
View original record To BY. from DA/EV. c. to Hs. 18400 DA/EV1/M24.5.27. PHANTOM - RE. LUGGAGE CARRIERS. X.7400 X.8400 X.7460 After seeing EAC.7. luggage carrier having the side forgings with a milled groove on the outer…

scan0096 The standardisation of the Phantom rear wheel and luggage carrier.
View original record To DA/EV. from Hs. 48400 Hs/LG31.5.27. PHANTOM - REAR WHEEL AND LUGGAGE CARRIER. On the 10.1.27 we sent a standardisation sheet in connection with the above with a slip as attached herewith to LHS. We…

scan0097 Standardisation of chassis parts for the wheel at rear and luggage grid.
View original record RR 755 REVISED (10H) (DE 444 6-10-26) BM. HS X8400. COMPLETED 1.6.27 STANDARDISATION of CHASSIS PARTS. Date 24.12.26 Description of Parts. WHEEL AT REAR - AND LUGGAGE GRID. X No. 8400. 8600 Drawing…

scan0098 The standardisation of coachwork features, with an agreement and conditions.
View original record STANDARDISATION OF COACHWORK FEATURES. Signature. MR. EVERNDON FOR LEADING COACH-BUILDERS. Date. 1.6.27 Remarks. Agreed, provided we stop wheel creeping up the plate and fracturing the bolts. DA/EV.

scan0099 Impact of weight distribution on car riding qualities and providing recommendations.
View original record Y8400 To Hs. from R. c. to BJ. Wor. c. to BY. LHS. c. to C. OY. RIDING QUALITIES - X.3410 X.8400 DISTRIBUTION OF WEIGHT. X.8840 X.8600 X.8300 We have spent considerable time studying the riding…

scan0100 Progress on the development of a new side-mounted spare wheel carrier.
View original record To DA. from Hs/Rm. 48400 Hs/Rm6/LG15.7.27. SPARE WHEEL CARRIER. We are doing our best on the spare wheel carrier. However, we cannot bring the rear carrier in until we have tried out the new side…

scan0101 Test results for a spare wheel carrier and luggage grid.
View original record To R. from Hs/Rm. c. to BJ. Wor. c. to E. DA. c. to RG. BY. /S600 Hs. absent. Hs/Rm1/LG21.7.27. SPARE WHEEL CARRIER. X8600 We have carried out tests with the spare wheel carrier and the luggage grid…

scan0102 Difficulty with a Phantom wheel carrier and a request for fractured parts.
View original record To Hs/Rm. from DA. X8400 DA3/M23.7.27. PHANTOM WHEEL CARRIER. X.8600 X.8400 With reference to Hs/Rml/LG21.7.27., reporting on the above wheel carrier, the difficulty in using N.sch. 2402 arises when…

scan0103 Inquiry regarding the original testing weights for 40/50 HP Luggage Grids.
View original record 8400 S/W. Hs. Sg3/M/27.7.27. Re: 40/50 HP. Luggage Grids. Referring to my Sg5/M/23.7.27. - BJ. has asked me to enquire what weights were put on this grid when originally tested, as per Standardisation…

scan0104 Note on the load tests carried on a luggage grid, detailing minimum and maximum weights.
View original record With reference to Sg3/H/27/7/24. The wts carried on the luggage grid during the test prior to 30th April varied from 80 lbs to 2 1/2 cwt. Upwards of the maximum load of 2 1/2 cwt was carried several…

scan0105 The results of a load test on the 40/50 HP luggage grid.
View original record To Sg. from Hs/Rm. X8400 Hs/Rn1/LG10. 8. 27. 40/50 HP. LUGGAGE GRIDS. With reference to Sg3/M27.7.27. The weights carried on the luggage grid during the test prior to the 30th. April varied from 80…

scan0106 Failure of spare wheel carrier clips and the design challenges of ensuring its rigidity.
View original record To DA, from Hs/Rm. X8400 Hs/Rm5/LG.10.8.27. SPARE WHEEL CARRIER. X8600 We are sending to you under separate cover a portion of the 2 clips which failed on N.sch.2419. We quite appreciate your point…

scan0107 Design changes for the Phantom luggage grid and spare wheel carrier.
View original record To BY. from DA. c. to Hs. V8400 DA2/M11.8.27. PHANTOM LUGGAGE GRID. X.8400 X.8600 We thank you for your BY12/G3.8.27., and from the 1st. para. we conclude that the luggage grid with the latest type…

scan0108 Supply and configuration of the Phantom rear wheel and luggage carrier.
View original record To BY. from DA. c. to Hs. 48400 DA/EV2/M17.8.27. PHANTOM REAR WHEEL AND LUGGAGE CARRIER. X.8600 X.8400 We thank you for your BY8/H15.8.27., from which we understand that Sales have agreed to the…

scan0109 Experiments on a Phantom combined spare wheel carrier and luggage grid.
View original record To BY. from DA. c. to BJ. Hs. 48400 DAL/M20.8.27. PHANTOM COMBINED SPARE WHEEL CARRIER X.8600 AND LUGGAGE GRID AT REAR. X.8400 In view of the statement of the Co's policy which you have recently given…

scan0110 The design and modification of a Phantom rear wheel and luggage carrier.
View original record DA. c. to Hs. c. to W/S. c. to Sg. X8400 BY/Cghl/G.27.8.27. re PHANTOM REAR WHEEL AND LUGGAGE CARRIER. --------------------------------------- With reference to EV1/M23.8.27. we send you herewith…

scan0111 Finalisation and trial of the Phantom rear wheel and luggage carrier.
View original record Hs. } BY. } FROM DA/EV. SG. } c. to C. 78400 DA/EV1/M6. 9. 27. PHANTOM REAR WHEEL AND X.8600 LUGGAGE CARRIER. X.8400 R. is very anxious that the above feature should reach the customer as soon as…

scan0112 Modifications and standardization for the Phantom rear wheel and luggage carrier.
View original record BY. from DA/EV. c. to C. SG. Hs. X8400 DA/EV2/28.9.27. PHANTOM REAR WHEEL AND LUGGAGE CARRIER. X. 8400 X. 8600 With reference to BY/CGH17/G22.9.27., we would inform you that we now learn yhat sales…

scan0113 Fractured carrier plate on a Phantom rear wheel and luggage carrier after testing.
View original record +8400 To DA/EV. from Hs/Rm. Hs/Rm6/LG3.10.27. PHANTOM - REAR WHEEL & LUGGAGE CARRIER. V8600 +8400 We have tested out this carrier to N.sch.2241. The carrier plate fractured across the bottom after 5…

scan0114 The supply of spare wheel carriers and luggage grids be included in the chassis price or as a standard extra.
View original record Hs. from R. c. to BJ. BY. Da. X8400 R1/M6.10.27. SPARE WHEEL CARRIER. X. 8600 X. 8400 Referring to your Hs/Rml/LG4.10.27., I suggest we always supply complete spare wheel carrier and luggage grid,…

scan0115 Policy for the rear spare wheel carrier and luggage grid for the Phantom model.
View original record To C. from Hs. c. to Sg. c. to DA. c. to EY. H400 Hsl/LG7.10.27. RE. REAR SPARE WHEEL CARRIER X8600 FOR PHANTOM. Our tests so far shew that it is necessary to have the additional support on the…

scan0116 Design challenges and commercial considerations for a rear spare wheel carrier, particularly its interaction with a luggage grid.
View original record BJ. from R. c. to BY. Hs. Da. X8400 R2/M11.10.27. REAR SPARE WHEEL CARRIER. X. 8600 X. 8400 Replying to your BJ12/E10.10.27., the difficulty that some of the customers object to the luggage grid…

scan0117 Diagram illustrating breakages on a Phantom luggage grid bumper chassis after load testing.
View original record F76225- PHANTOM LUGGAGE GRID. BUMPER CHASSIS. 220LBS LOAD. 4 1/2 HRS. 17-10-27 Thicken inside X5400 N.S. BREAK. 1ST 3/4" O.S. BREAK. 2ND Thicken outside

scan0118 Speed gains from various aerodynamic body modifications.
View original record Tail. 2 1/2 M.P.H. 2 1/2. Wings removed 6 M.P.H. Carefully designed flared wings. 3. M.P.H. [Running boards] (crossed out) General body design, running boards removed spare wheels etc in tail etc…

scan0119 Requesting the repair and strengthening of a broken luggage grid for further stress testing.
View original record To RHC. from Hs/Rn. Hs/Rm3/LG19.10.27. LUGGAGE GRID TO F.76225 We have broken this luggage grid in two places. We would like you to repair the luggage grid by welding and add two strengening pieces as…

scan0120 Blueprint for temporary strengthening pieces for a luggage grid to be welded or brazed to the main frame.
View original record ABOUT 6 GAUGE STRENGTHENING PIECE WELDED ON INSIDE OF BROKEN MEMBER ABOUT 8 GAUGE TEMPORARY STRENGTHENING PIECES FOR LUGGAGE GRID TO F76225. WELD OR BRAZE MAIN FRAME

scan0121 New Phantom rear wheel carrier designed to be fitted when a luggage grid is not required.
View original record BY. from DA. c. to BJ. Hs. H400 DA1/M22.10.27. PHANTOM REAR WHEEL CARRIER. X.8600 X.8400 With reference to the question of supplying the rear wheel carrier as standard, and doing so when no luggage…

scan0122 Letter from coachbuilder Thrupp & Maberly thanking W. A. Robotham for a prompt reply and an accompanying photograph.
View original record X84007 SHOWROOMS: DEVONSHIRE HOUSE BERKELEY STREET W.1 TELEPHONE: GROSVENOR 3401 TELEGRAMS: THRUPANMAB PICCY LONDON [Royal Coat of Arms] BY APPOINTMENT TO H.M. KING GEORGE V ALSO TO H.M. THE LATE KING…

scan0123 Test report on a re-brazed bumper chassis luggage grid showing failure points under load.
View original record BUMPER CHASSIS LUGGAGE GRID. F.76225 RE-BRAZED. LOAD 2 CWTS. CRACK AT N.S. OPENING AFTER 5 1/2 HOURS. BROKEN AT O.S. AFTER 5 1/2 HOURS. 15-11-27 X8400

scan0124 Letter from coachbuilder Thrupp & Maberly requesting details of a luggage grid seen at the Paris Salon.
View original record X8400 SHOWROOMS: DEVONSHIRE HOUSE BERKELEY STREET W.1 TELEPHONE: GROSVENOR 3401 TELEGRAMS: THRUPANMAB PICCY LONDON BY APPOINTMENT TO H.M. KING GEORGE V ALSO TO H.M. THE LATE KING WILLIAM IV H.M. THE…

scan0125 The results of destructive testing on a Phantom luggage grid and suggesting reinforcements.
View original record To BY. from Hs/Rn. c. to RHC. 78400 Hs/Rn3/LG15. 11. 27. PHANTOM LUGGAGE GRID. -------------------- We have carried out destructive tests on this luggage S grid on the pump. The attached sketch…

scan0126 Diagram illustrating a luggage grip failure analysis with handwritten notes.
View original record FAILURE ON LUGGAGE GRIP F7622S- LOAD CARRIED 2 CWTS TIME BEFORE FAILURE ABOUT 5HRS FAILURE ON N.S. CRACK ON N.S. FAILED TWICE HERE. THE SECOND TIME AFTER BEING STRENGTHENED UP BY DOUBLING THICKNESS…

scan0127 Letter to coachbuilder Thrupp & Maberly Ltd. regarding the luggage grid on a La Salle car.
View original record HS/RmL/LG. X8400 Expl: Dept: 15th. Nov. 1927. Messrs. Thrupp & Maberly Ltd., 108 Cricklewood Lane, London N.W.2. Dear Mr. Musselwhite, With reference to the luggage grid on the La Salle, I am afraid I…

scan0128 Rattling spare wheel carrier and proposing a clip with a rubber pad as a solution.
View original record To DA. from Hs/Rm. x8400 Hs/Rm3/LG16.11.27. x8600 The combined spare wheel and carrier which has been standardised as shewn on drg. F.76564 has the fault that the carrier and body protecting grid…

scan0129 The design update of the Phantom luggage grid.
View original record Hs. X8400 BY/Cgh14/K. 24.11.27 PHANTOM LUGGAGE GRID. With reference to Hs/Rm3/LG15.11.27., the luggage grid side member referred to is not the latest design. The latest luggage grid which we have…

scan0130 Requesting to trial a luggage grid on a 40/50 HP bumper chassis.
View original record To RHC. from Hs/Rm. X8400 Hs/Rm2/LG28.11.27. X6772 We are anxious to try as soon as possible a luggage grid F.76987 on the 40/50 HP. bumper chassis. Hs/Rm.

scan0131 The Phantom wheel carrier and luggage grid.
View original record x8400 x16600 BJ. from Hs. c. to Sg. Hs2/LG28.11.27. PHANTOM WHEEL CARRIER AND LUGGAGE GRID. Replying to BJ4/E21.11.27. We will arrange that Sales have an opportunity of examining a spare wheel carrier…

scan0132 Technical memo discussing the strengthening and vibration issues of the Phantom luggage grid.
View original record To DA. From Hs/Rn. c. to BY. X8400 Hs/Rm1/LG12.3.28. PHANTOM LUGGAGE GRID. We note that the luggage grid has been strengthened up as recommended from F.76225 to F.77129. As stated in our…

scan0133 Blueprint detailing a failure analysis on a luggage grid component.
View original record FAILURE ON LUGGAGE GRID F76225 LOAD CARRIED 2 CWTS TIME BEFORE FAILURE ABOUT 5 HRS FAILURE ON N.S. CRACK ON N.S. FAILED TWICE HERE. THE SECOND TIME AFTER BEING STRENGTHENED UP BY DOUBLING THICKNESS…

scan0134 Elusive knock and improvements related to the Phantom spare wheel carrier.
View original record +8400 Hs. from DA. DA2/M13.3.28. PHANTOM SPARE WHEEL CARRIER. X.8600 X.7600 X.8400 Replying to Hs/Rm5/LG9.3.28, the trouble of the elusive knock due to the flexing of the rear end of the frame is not…

scan0135 Confirming no objection to a modified Lodge C.150 sparking plug for the Phantom model after testing.
View original record To BY. from Hs. K8970 Hs6/LG29.3.26 LODGE SPARKING PLUGS. LU425 With reference to the detachable porcelain sparking plugs which we are using as standard on the Phantom. Messrs. Lodge recently supplied…

scan0136 Obsolete pieces and potential weaknesses on a Phantom luggage grid.
View original record +8400 Hs. From DA. DA4/M20.4.28. PHANTOM LUGGAGE GRID. X.7400 X. 8400 With reference to Hs/Rnl/LG12.3.28, we should like to point out that the pieces shewn on the sketch attached to the memo. are…

scan0137 Internal memorandum discussing improvements to the steering and front spring arrangement.
View original record X8420 To HS. DA. ) FROM R. RG. E. ) c. to CJ. HS. PN. EP. BY. S E C R E T. E. A. C.11. R5/M19.2.24. X8430 X8420 X.9420 X.9430 STEERING AND FRONT SPRING ARRANGEMENT. Re. N.sch.1735. I cannot see…

scan0138 Steering speeds, comparing standard, Hispano, and a proposed modification.
View original record contd:- -2- As we found before PN. does not like a slower steering than our standard, and says Hispano is too slow, but let us all try the modification we have suggested, which is in hand. R.

scan0139 Scheme for adapting double radius rods to the front axle control.
View original record To BY. from Da. c. to CJ. HS. S E C R E T. E. A. C.11. FRONT AXLE. X19420/1. We send herewith N.scheme 1811., shewing a scheme for adapting double radius rods to the front axle control. When this…

scan0140 New scheme for adapting double radius rods to the front axle control and instructing the experimental department on testing procedures.
View original record X8721 To BY. From Da. c. to CJ. HS. S E C R E T. E. A. C.ll. DAL/M26.6.24. FRONT AXLE. X19420/1 X8420/1 We send herewith N.scheme 1811., shewing a scheme for adapting double radius rods to the front…

scan0141 Secret memo regarding a modification to the front axle control to accommodate radius rods.
View original record To HY. from DA. c. to CJ. HS. S E C R E T X8421 (handwritten and crossed out) DA3/M24.7.24. EAC.11. FRONT AXLE CONTROL. X.9420 X.9240 (handwritten and crossed out) X8721 (handwritten and crossed out)…

scan0142 Potential improvements and issues with the steering and front spring arrangement.
View original record To HS. DA. ) RG. E. ) FROM R.R X8425 SECRET. R5/M19.2.24. E.A.C.11. X8925 X8410 STEERING AND FRONT SPRING ARRANGEMENT. X.9426. X.9410 Re. N.sch.1735. I cannot see anything to alter or improve in the…

scan0143 The continuation of a memorandum concluding with an instruction to proceed with a suggested modification.
View original record contd:- -2- but let us all try the modification we have suggested, which is in hand. R.

scan0144 Secret memo requesting modifications for the E.A.C.11 axle control to commence testing.
View original record 48420 To DA. from Hs. S E C R E T. Hs4/LG24.10.24. E.A.C.11. AXLE CONTROL. 48420 We are anxious to commence serious tests with the axle control for the EAC.11. as soon as possible. Therefore it would…

scan0145 Secret memo regarding the dispatch of proposed modification parts for axle control.
View original record To Hs. from DA. X. 8420. S E C R E T. DA2/M27.10.24. EAC.11. AXLE CONTROL. Replying to your Hs4/LG24.10.24., we sent the proposed modification to the axle control parts to Mr. Bailey on Saturday. DA.

scan0146 Secret memo discussing the modification of stub axle pivots to address issues arising from the fitting of front wheel brakes.
View original record X8420 SECRET. R4/M10.12.24. To HS. from R. c. to CJ. BJ. c.c to RG. DA. E. EAC.2. STUB AXLE PIVOTS. X.8420 X.9940 It will be remembered that the front axle pivot bearings have always been a source of…

scan0147 Experimental spring driven damped pendulum lever to improve steering and reduce wobbles.
View original record To BY. from DA. c. to CJ. Hs. (Handwritten) X8420 SECRET. DA3/M30.4.25. EAC. STEERING. X. 8430 X. 8420 We send herewith N.sch. 1993 shewing the proposed spring driven damped pendulum lever which Mr.…

scan0148 Test results document for front axle torsion under braking forces on two different models.
View original record +8480 Hs/Rm/LG19.5.25. FRONT AXLE TORSION. X5470 Tests made by pulling brakes on by means of brake ropes, and a hold fast attached to the frame. The car is then pulled forward until the wheels just…

scan0149 Issues with the front axle brake levers on the 'India' model, which foul the axle under load.
View original record S.S. 492a (50m) (D.B. 175 25-9-24) J.H.D. EXPERIMENTAL REPORT. Expl. No. +8420 REF Hs/Rml/LG23.5.25. To R. from Hs/Rm. c. to CJ. BJ. c. to RG. E. c. to DA. BY. c. to Wor. S E C R E T. 'INDIA' FRONT…

scan0150 Data table comparing load and movement specifications for 'INDIA' and 'E.A.C.' chassis types.
View original record -2- Hs/RmL/LG23.5.25. CHASSIS. | Load applied to axle lever. | Resultant movement at end of lever due to spring in linkage. | Total available movement at lever extremity. | Movement lost taking up…

scan0151 Request to increase the backward pivot lean on 98-NK by creating new tapered packing pieces.
View original record To RHC. from Hs/Rm. 78420 Hs/Rm2/LG14.7.25. 98-NK - PIVOT LEAN. We require to increase the backward pivot lean on 98-NK to 4°. We assume, that to do this, we shall require a taper of .400" on the…

scan0152 From 'R' to 'Hs' suggesting modifications to an EAC chassis regarding springs and brakes for safety.
View original record To Hs. from R. +8420 R1/M22.6.25. EAC. X. 8770 X. 8420 I am particularly anxious that you should try an EAC. chassis with the following modifications :- (1) Slightly stiffer front springs. (2)…

scan0153 The reduction of front braking on the EAC by altering a lever on the front countershaft.
View original record To RHC. from Hs/Rm. X8470 Hs/Rm1/LG24.6.25. EAC. BRAKING. We have to reduce the front braking on the EAC. We believe this can best be accomplished by altering the length of one of the levers. This…

scan0154 Ignition failure and brake issues, including servo vibration, on a New Phantom car.
View original record To Hs. from R. c. to CJ. BY. X8420 R2/M26.6.25. X. 8420 X. 8680 X. 8770 X. 8375 IGNITION. On the New Phantom car here, the battery ignition failed on one plug through oil. After cleaning the whole set…

scan0155 Listing the weights of various axle configurations.
View original record Y8420 To Rm from RHC. RHC1/BE. 26.8.25. We give below Axle weights as requested:- (a) Vertical Pivot Front Axle with Cross Steering Tube & Levers but less Hubs & Pivots - 61 lbs - 13 ozs. (b) Vertical…

scan0156 Layout and modifications for a hydraulic damper on a front axle.
View original record To BY. from DA. c. to. CJ. Hs. X8420 DA3/M26.8.25. HYDRAULIC DAMPER ON FRONT AXLE. E.457 X.8520 X.8420 We send herewith N.sch.2046 shewing the layout of the above damper. The geometry is not entirely…

scan0157 Modifications to the steering system, including a slower ratio to address high-speed wobbles and criticism.
View original record To BY. from R. c. to CJ. Wor. c. to Hs. Da. +8420 STEERING. X. 8430 X. 8520 R2/M3.9.25. Referring to the larger box fouling the frame, this was originally instructed to be 1/4" nearer centre, and…

scan0158 Purchasing fittings, pendulum lever specifications, and developing a hydraulic shock damper.
View original record contd :- -2- impression that these would be purchased out, in the same way as we are continually using the Hartfords, and that there was no difficulty in fitting these in place of our own make. In the…

scan0159 Query regarding the design of a new lightweight front axle, focusing on the distance between the wheel contact point and the pivot.
View original record To Hs. from DA. H8420 DA1/M4.9.25. FRONT AXLE. X. 8420 X. 5420 X. 4214. A matter of great important to us in the design of the new front axle of reduced weight etc. is the distance we can have between…

scan0160 Comparing front axles to investigate high-speed steering wobbles.
View original record R.R. 493a (50 H) (D.D. 91, 12-6-25) J.H.D. EXPERIMENTAL REPORT. Expl. No. +8420 REF. Hs/Rml/LG15.9.25. To R. from Hs./Rm. c. to CJ. BJ. c. to RG. E. c. to DA. EY. c. to Wor. HIGH SPEED STEERING…

scan0161 Axle wobble and king pin alterations.
View original record R.R. 493a (50 M) (D.D. 31. 12-6-25) J.H.D. EXPERIMENTAL REPORT. -2- Expl. No. REF Hs/Rm/LG15.9.25. has been increased and increased in weight which would increase its transverse moment of inertia. The…

scan0162 Comparing the weights of front axle components.
View original record R.R. 498a (50 H) (D.D. 31, 12-6-25) J.H.B. EXPERIMENTAL REPORT. Expl. No. +8470 REF: Hs8/LG17.9.25. To R. from Hs. c. to CJ. BJ. c. to RG. E. c. to DA. BY. c. to Wor. COMPARATIVE WEIGHTS OF FRONT AXLE…

scan0163 Page comparing the weights of wheel and hub components for T.series Silver Ghost, New Phantom, and Hispano models.
View original record R.R. 438a (No H) (D.D. 91. 12-6-25) J.R.L. EXPERIMENTAL REPORT. -2- Expl. No. REF HS8/LG17.9.25. TABLE DATA: Headers: DESCRIPTION. | T.series. Silver Ghost. lbs.ozs. | New Phantom. lbs.ozs. | Hispano.…

scan0164 The causes and characteristics of high-speed steering wobble.
View original record R.R. 493a (50 H) (D.D. 31, 12-6-25) J.H.D. 78420 EXPERIMENTAL REPORT. Expl. No. REF: Hs/Sm2/LGM.9.25: To R. from Hs/Rn. c. to CJ. BJ. c. to RG. E. c. to DA. BY. c. to Wor. HIGH SPEED STEERING WOBBLES.…

scan0165 The causes and characteristics of wheel wobble.
View original record R.R. 493a (50 M) (D.D. 31, 12-6-25) I.R.D. EXPERIMENTAL REPORT. -2- Expl. No. REF Hs/Sm2/LG1B.9.25. (4) Out of balance in the proportions likely to be met with in practice is quite incapable of…

scan0166 Analysing the causes of wheel wobble, tramp and the effect of toe-in/out.
View original record R.R. co (D). 91. 17-6-25) J.R.D. EXPERIMENTAL REPORT. -3- Expl. No. REF Hs/Rm2/LG18. 9. 25. (7) When the wheels are given an excess of toe in the wobbles become worse - when a toe out, they tend to…

scan0167 The self-exciting nature of high-speed wheel wobble.
View original record R.R. Ltd. (Sc H)D.D. 21. 12-6-25) J.H.D. EXPERIMENTAL REPORT. -4- Expl. No. REF Ha/Rm2/LG18.9.25. the wheel manage to give the axle a minute criss cross movement. This little movement is…

scan0168 The causes of wheel wobble, focusing on gyroscopic effects and steering geometry.
View original record EXPERIMENTAL REPORT. -5- Expl. No. REF: Hs/Rn2/LG18.9.25. other than its natural period. Section 2 of the report is explained as follows. When water is poured on one drum the wheel descends and does…

scan0169 Comparative weights of front axle hub components for the New Phantom.
View original record To Hs. from DA. +8270 NEW PHANTOM. X.3580 X.8840 X.8420 X.421 Referring to the list of comparative weights on the front axle you supplied me with. I do not fully understand the last few items. There…

scan0170 Testing a car fitted with a front axle torque tube to address high-speed wobbles.
View original record To Hs. from DA. +S420 DA8/M23.9.25. HIGH SPEED WOBBLES. X.457 X.8420 It is understood that you will again run the car fitted with a torque tube to the front axle, so arranged as to make the pivots…

scan0171 Modifications to the Phantom front axle.
View original record X. 8420 To BY. from DA. c. to CJ. Hs. DA2/M26.9.25. PHANTOM FRONT AXLE. Herewith we send N.sch.2055 shewing the modifications to front axle parts which Mr. Royce would like made with a view to…

scan0172 Proposal for lightening the Phantom front axle by milling it down to the original drawing dimensions.
View original record To BY. from DA. c. to CJ. Hs. H8x20 DA1/M26.9.25. X.8420 X.8940a LIGHTENING OF PHANTOM FRONT AXLE FOR CAR GOING TO FRANCE. We are sending you today an N.s.ch. shewing what Mr. Royce proposes should be…

scan0173 Tests on a Silver Ghost regarding high-speed steering wobbles and self-centering characteristics.
View original record tsu20 To R. from Hs. c. to CJ. BJ. c. to RG. E. c. to DA. BY. Wor. Hs/Rm1/LG28.9.25. HIGH SPEED STEERING WOBBLES. K457 With reference to DA8/M23.9.25. We have tried a car fitted with the torque…

scan0174 List of modifications for the next Phantom model for France, detailing weight reduction and other improvements.
View original record To CJ. from R. c. to BY. BJ. c. to Hs. Wor. +8420 R2/M29.9.25. NEXT PHANTOM FOR FRANCE. X. 8940a. X. 8420 X. 8770 This must wait for the improvements lately specified. They are as follows :- (1) Derby…

scan0175 Manufacturing issues and potential solutions for oversized front axles on the New Phantom chassis.
View original record X8420 BYB/H. 29.9.25. c. CJ. c. HS. . FRONT AXLES. ---------------- Referring to Dal/M. 26.9.25. with reference to the question of the front axle being oversize on the New Phantom chassis, this is…

scan0176 Technical memorandum discussing the difficulties encountered when forging a front axle.
View original record - 2 - BY8/H. 29.9.25. -------------- that in the axle this will be the only remedy that can be applied. Obviously, the main cause of the difficulty with the front axle particularly is that the section…

scan0177 Machining a Phantom front axle to reduce its weight and the required testing.
View original record X. 8420 To BY. from DA. c. to CJ. Hs. PHANTOM FRONT AXLE. Mr. Royce wishes to machine an axle down with a view to seeing how light it could be before it became weak. We accordingly send herewith…

scan0178 Improvements for the Phantom car, including a duralumin front brake carrier and weight reduction modifications to the pivot and hub.
View original record To Hs. To BY. } FROM DA. H8420 DA3/M3.10.25. 10,000 MILES PHANTOM CAR. X. 8940a X. 8420 It is understood that this car will have the duralumin brake carrier on the front brakes, also as much of the…

scan0179 Arrangements for the New Phantom's 10,000-mile test in France.
View original record To B.J. from Hs. H8420 Hs5/LG5.10.25. NEW PHANTOM FOR NEXT 10,000 MILES IN FRANCE. S940a It was agreed by R. that we should start off the next 'Phantom' on 10,000 miles test and not wait for the final…

scan0180 Production difficulties with duralumin brake carrier plates for a Phantom car's 10,000-mile test.
View original record +8420 To R. from Hs. c.c. to CJ. BJ. c.c. to RG. E. c.c. to DA. BY. c.c. to Wor. Hs2/LG10.10.25. 'PHANTOM' CAR FOR 10,000 MILES TEST. X8420a There has been difficulty in producing one of the…

scan0181 New weight-saving design for the Phantom front axle and steering levers.
View original record To WJ. from R. c. to BJ. BY. c. to Hs. +8420 R5/M1 3.10.25. PHANTOM FRONT AXLE. X.8420 STUB AXLES & STEERING LEVERS. X.8430 We have in hand another design to save weight for equal strength, and to…

scan0182 Decision on the India Front Axle clutch arrangement and the preference for a plain bearing.
View original record To Hs. & BY. from DA. +8420 DA1/M22.10.25. INDIA FRONT AXLE. X.8420 X.5420 Referring to Hs4/LG15.10.25., Mr. Royce does not wish to use the multiple plate clutch arrangement for taking the end thrust,…

scan0183 New Phantom front axle design to reduce steering wobbles.
View original record To BY. from R. c. to CJ. BJ. Hs. +8420 R3/M16.11.25. RE. PHANTOM FRONT AXLE. (STEERING WOBBLES) X. 235 X. 457 X. 8420 X. 8430 DA. is sending a drawing of a new complete front axle, of a design we have…

scan0184 Production output and potential material hold-ups for the New Phantom Front Axle.
View original record [Strikethrough text] - from Wor. c. Hs. X8420 Wor13/W18/11/25. NEW PHANTOM FRONT AXLE. --------------------- Re your memo BY6/H18/11/25, whilst I am always in agreement with progress and the need for…

scan0185 New Phantom front axle design to address high-speed wobbles and the resulting impact on material stock.
View original record X8420 Wer. Wd. Hs. ---- BY6/H. 18.11.25. NEW PHANTOM FRONT AXLE. --------------------- With the object of reducing the tendency for the front road wheels to set up high speed wobbles, R. has written…

scan0186 Phantom axle ratios and their effect on car performance.
View original record EXPERIMENTAL REPORT. Expl. No. x8420 REF: HsS/LG23.11.25. To BJ. from Hs. c. to EY. PHANTOM AXLE RATIO. x8420 x8350 BJ2/H16.11.25. Axles with 14/52 ratio were tried on Experimental Phantom cars last…

scan0187 The effects of axle ratios on speed, fuel consumption, and engine overheating.
View original record R.R. 493a (50 M) (D.D. 31, 12-6-25) J.R.D. EXPERIMENTAL REPORT. -2- Expl. No. REF H.S/LG23111.25. with a 14-tooth axle it is doubtful whether a maximum speed in excess of 70 m.p.h. will be obtained.…

scan0188 The progress of a differential modification on the 10,000 miles test car.
View original record To HS. } FROM DA. To BY. } X. 8940a X. 8420 We notice that the 10,000 miles car has still the front brake differential one one side. Some considerable time ago we did a differential across the back of…

scan0189 Query from DA to HS regarding the type of front axle fitted to the 10,000 miles car.
View original record To HS. from DA. X8420 DA2/M26.11.25, 10,000 MILES CAR. X.8420 X.8940a. We are not quite certain whether the front axle fitted to this caris exactly that on N.sch.2055., that is, including the…

scan0190 Production timeline for a new lighter front axle for the Phantom model to reduce H.S. wobbles.
View original record XS420 EO. WOF. WAP. HS. BY1/H. 27.11.25. NEW PHANTOM. LIGHTER FRONT AXLE TO REDUCE TENDENCY TO H.S. WOBBLES. ------------------------------ With reference to BJ3/DN.25.11.25. I do not understand how…

scan0191 Delays in design drawings, setting testing schedules for 'AA' and 'AB' series chassis, and planning for new axle production.
View original record - 2 - I have of course written and wired for information as to why no design drawings have materialised, but at the same time designs cannot be produced like making a new piece or even detailing same,…

scan0192 The axle on the 8-EX test car running in France.
View original record To DA. from Hs. X8420 Hs5/LG27.11.25. 10,000 MILES TEST CAR IN FRANCE. 8-EX car running in France has a machined axle only which has standard pivots and hubs. Hs.

scan0193 Axle design and its effect on high-speed steering wobbles.
View original record To HS. from DA. t8420 DA2/M11.12.25. HIGH SPEED STEERING WOBBLES. X.457 X.8420 X.8430 With reference to Hs/Rnl/LGS.12.25., it will of course have occurred to you that the effect of arranging the axle…

scan0194 Urging the adoption of hydraulic shock dampers, semi-balloon tyres, and a lighter front axle for Phantom and Goshawk models.
View original record To Hs. } FROM R. BY. } LE CANADEL. DA. } c. to CJ. BJ. .Wor. 48420 RL/M27.2.26. RE. PHANTOM & GOSHAWK LOW PRESSURE TYRES. X.4565 X.5410(crossed out) X457(crossed out) X.235 X.5480 I am pressing for…

scan0195 Urgent priorities for the Phantom model weight reduction project.
View original record X8420 To CJ. FROM R. (Le Candel) Cc. to DA. E. BY. HS. R3/M2.4.26. Delivered to WW. during the Easter holidays. PHANTOM WEIGHT REDUCTION. - X.8840. X8170 Naturally I shall be pleased if BY. will help…

scan0196 Modifications and alternative designs for the Phantom suspension system.
View original record To R. from DA. c. to BJ. Hs. X8420 DA2/M17.4.26. PHANTOM SUSPENSION. X.8410 X.8420 X.4048 (1) With reference to the complaints about the suspension at moderate speeds over smooth roads it was…

scan0197 Continued memorandum regarding car suspension, specifically the oscillation of sprung mass and spring arrangements.
View original record contd :- -2- oscillation of the sprung mass of the car about its centre of gravity by the road irregularities acting on the front axle. Para (1) applies to cars now made or nearly so. " (2) applies to…

scan0198 Defects of front axle control, including torsion, steering wobble, and lateral translation, with proposed design considerations.
View original record Y8420 To Hs. Da. } FROM R. BY. } LE CANADEL. c. to BJ. Wor. E. Rg. RE. FRONT AXLE CONTROL. X. 8420 X. 8350 X.161 We know now so many defects of the almost universally adopted front axle control that…

scan0199 Quality and finishing process for front axle forgings.
View original record Wor Hs. X8470 BY2/H. 29.4.26. FRONT AXLE FORGING. ------------------- This is as good as we can possibly get it with present equipment, i.e. drop hammer finish. If we had a hydraulic press and pickled…

scan0200 The ordering strategy for front axles for the 40/50HP model following a telephone conversation.
View original record x 8420 RH [crossed out] RG [crossed out] C. HS. EYS/H. 8.5.26. 40/50.HP. FRONT AXLE. - HE R'S TELEPHONE CONVERSATION WITH HS. We are only ordering old type axles in such quantities as will keep us…

scan0201 Modifications and test results for pistons, auto advance, steering, front axle, and magneto systems.
View original record To Hs. BY. } FROM R. To DA. E. } EFC. V8470 R3/M14.5.26. PHANTOM. X. 8770 X. 8420 X. 8820 X. 8810 X. 235 PISTONS. We have modified the engine pistons in 3 patterns to get over some of the troubles and…

scan0202 Chassis design, component choices, and cost considerations for future models.
View original record contd :- -2- the contact spring pressure sound, and altogether we should go very slowly before abandoning the Watford which has proved very reliable and has a better reputation. We must not forget…

scan0203 Hopes for future manufacturing improvements and cost savings related to chassis types.
View original record contd :- -3- WHAT HOPES FOR THE FUTURE. Slight manufacturing improvements in design, considerable saving at the Works on cost of production, and thirdly probably considerable saving in the cost of the…

scan0204 Required improvements to the Phantom's steering system and related components.
View original record To Hs. from R. c.c. to BJ. Wor. c.c. to BY. RG. CWB. X9420 R1/M17.5.26. PHANTOM STEERING. X.8430 X.235 X.8420 X.1052 We must have slower pitch worms on all cars going abroad. We must have large dia.…

scan0205 Telegram from Springfield inquiring about the testing of a new front axle and dispatch of Houdaille shock absorbers.
View original record RR 144A (50BKS.) (DB 814 5-25) MP 317384 ROLLS-ROYCE LTD. X8420 FD STAMP: MAY 18 1926 X235 TELEGRAM RECEIVED BY TELEPHONE. via Commercial Cable Co Time Received: 9.35 Date: 17-5-26 To: Royce Derby…

scan0206 Production delays of a new front axle and shock absorbers due to a strike.
View original record To OY. from Hs/Rm. [Handwritten, crossed out: X8420] Hs/Rm2/LG20.5.26. [Handwritten, crossed out: X235] We have cabled you as follows :- "FORTNIGHT BEFORE NEW FRONT AXLE ON ROAD STOP SHOCK ABSORBERS…

scan0207 Proposal to add friction to the existing front axles of the Phantom model.
View original record X8420 TO BY. FROM DA. DAL/M.28.5.26. C. to - BJ. HS. FRICTION IN PHANTOM EXISTING FRONT AXLES. - X.8420. Herewith we send N.Schemes 2200 shewing the proposal for obtaining additional friction in the…

scan0208 Night letter cablegram from Springfield, Massachusetts regarding a report on front axle shock absorbers.
View original record Form 2B. (7/25.) COMMERCIAL CABLES No. X8420 HS Please send your reply "Via COMMERCIAL," Messages may be handed in at the Company's own offices or at any Postal Telegraph Office in the United Kingdom.…

scan0209 Dissatisfaction with induced friction on front axle pivots and questioning its necessity to counter steering wobble.
View original record TO HS. FROM R. X8420 R3/M31.5.26. - Y 8420 - [crossed out] X457 re. FRICTION ON FRONT AXLE PIVOTS - N.SCH.2200. I dislike immensely the extra friction on the front axle pivots as we have been forced…

scan0210 Technical memorandum detailing issues and proposed improvements for a new front axle design.
View original record To Hs. from R. c. to BJ. Wor. c. to DA. BY. RE. NEW FRONT AXLE FOR EAC. S. X8420 R12/M10.6.26. X.7420 X.7840 X.8420 The parts of this axle were examined and I was sorry to see that we had not realised…

scan0211 Letter confirming a cablegram regarding satisfactory preliminary tests on a new front axle.
View original record Hs. X copy for Mr Hives X SEDD TO THE U.S.A. IF APPROVED BY B.J X8470 D/BP/Bm9/B 14th. June 1926 Messrs. Rolls-Royce of America Inc., Springfield, Mass. Dear Sirs, We beg to confirm Cablegram sent you…

scan0212 Internal instruction to send a cable to Mr. Olley in the U.S.A. regarding satisfactory new front axle tests.
View original record x8420 To BP. from Hs. Hs1/LG14.6.26. x8420 x235 Will you please send the following cable to Mr. Olley, Springfield - U.S.A. - at commercial rate :- "PRELIMINARY TESTS ON NEW FRONT AXLE ENTIRELY…

scan0213 Confirmation copy of a cablegram from the US office in Springfield to the UK office in Derby, inquiring about an axle shipment.
View original record R.R.A.500 1M-12-22 45282 CABLEGRAM X8420 ROLLS-ROYCE OF AMERICA, INC. SPRINGFIELD, MASS. Date June 15, 1926 Telegraph Company Please transmit the following message: To ROLLS ROYCE LTD. DERBY ENGLAND…

scan0214 The bumping test results for a new lightened axle for the Phantom model.
View original record X8420 To R. from Hs. c. to BJ. RG. c. to DA. E. c. to BY. Wor! Hs6/LG15. 6. 26! NEW LIGHTENED AXLE FOR PHANTOM. X8772 We have completed 30 hrs. on the bumping test. Although we have had numerous…

scan0215 The 50-hour bumping test of a lightened front axle for the Phantom model, confirming its road safety.
View original record To R. from Hs. c. to BJ. RG. c. to E. BA. c. to BY. Wor. X8420 Hs2/LG18.6.26. LIGHTENED TYPE FRONT AXLE FOR PHANTOM. Y8772 We have now completed 50 hrs. on the bumping test with the lightened type…

scan0216 Modifications to the Phantom front axle for testing and general production.
View original record X. 8420 To BY. from DA. c. to BJ. Hs. DAL/M18.6.26. PHANTOM FRONT AXLE - FOR TESTING FOR GENERAL PRODUCTION. Herewith we send N.sch.2211 shewing some modifications R. would like to the above axle to…

scan0217 Modifications and testing of a new front axle following criticism.
View original record X8420 Expl: Dept: HS/LG2 21st. June 1926. To NA. from HS. X8420 X8772 Many thanks for the fountain-pen. As regards the front axle, R. criticised some of the features which produced sharp square…

scan0218 Telegram received by telephone requesting a shipping date for orders.
View original record RR 144A (50BKS.) (DB 914 6.5-25) MP 317364 X8420 F D ROLLS-ROYCE LTD. JUN 23 1926 RECEIVED TELEGRAM RECEIVED BY TELEPHONE. Time Received 9-7 Date 23.6.26 To Roycederby By W&A from Springfield Mass &…

scan0219 Ordering forgings for the New Phantom lightened type front axle.
View original record To Ms. from Hs. c. to Wors c. to BY. 8470 Hs2/LG28.6.26. NEW PHANTOM - LIGHTENED TYPE FRONT AXLE. Replying to Ms1/P28.6.26. As the new lightened axle will shortly be standard, we propose fitting all…

scan0220 Visit to Vickers regarding the urgent production of front axle forgings and the associated delays.
View original record 48420 WD'S DEPARTMENT. (Wd. is absent.) Wor. c. to By. c. to Hs. Msl/P.28.6.26. RE FRONT AXLE G.74860.F. - late G.74268. In accordance with your (Wor's) instructions, I visited Vickers on Saturday…

scan0221 Decision to order 50 forgings for the new lightened type front axle for the Phantom model.
View original record Wor. c. Hs. X8420 ED. BY3/H. 29.6.26. LIGHTENED TYPE FRONT AXLE. PHANTOM. -------------------------------- Wor. Hs. and myself have given the question of the new axle forging consideration, and we are…

scan0222 Requesting pre-war experimental reports on Phantom front axle failures during bumping rig tests.
View original record To Hs. from DA. X8420 DA4/M29.6.26. PHANTOM FRONT AXLE. X. 8420 X. 8772 X23 It will be remembered that before the War, when the steering levers were undergoing test, the front axle forging was broken…

scan0223 Progress on the 12-EX car for France, covering experimental parts, testing schedules, and the production of a new lightened axle.
View original record To BJ: from Hs. c.c. to Wor. BY. c.c. to C. Sg.✓ c.c. to FN.✓ OMD.✓ V8420 Hs2/LG30.6.26. 12-EX CAR - FOR FRANCE. X235 X7940 X7420 BJL/E28.6.26. (1) Referring to the list of experimental parts fitted…

scan0224 Development, testing, and production schedule for a new lightened front axle.
View original record X8420 BJ. c. Wor. c. Hs. LIGHTENED TYPE FRONT AXLE. Referring to BJ3/E. 30.6.26. the 10,000 mile trial will have been completed long before the chassis are turned out with the axle in question. The…

scan0225 Modifications to the Phantom front axle for improved strength.
View original record To BY. from DA. c. to BJ. Hs. X. 8420 DA1/M1.7.26. PHANTOM FRONT AXLE. Herewith we send N.sch.2221 on which we have indicated the modifications to the front axle for still further improving the…

scan0226 From BJ to BY agreeing to a previous communication regarding a lightened type front axle.
View original record [Handwritten] Hs [Handwritten] X8420 To BY from BJ. Lightened Type Front Axle. BJ4/E2/7/26 Copy to Worr. Copy to Hs. I agree to your memo. BY5/H1/7/26. BJ.

scan0227 Failure and modification of a Phantom front axle after a bumping test.
View original record To OY. from Hs. 48420 Hsl/LG6.7.26. PHANTOM FRONT AXLE. X.8420 X.8772 We despatched to you last week one of the new axles complete with brakes. We are modifying the axle forging because we had an axle…

scan0228 Comparison of performance characteristics between 14-tooth and 15-tooth axles on the Phantom model.
View original record To Mr. Evernden Hs. [text crossed out] C.c. to Mr Hives [text crossed out] x8420 HS2/LGS. 7. 26. X8420 X.4299 Replying to PN14/DN25.6.26. The 14-tooth axles were tested on the early Phantom…

scan0229 Continued memo regarding quiet 14-tooth axles and a request for a reply.
View original record contd :- -2- quiet 14-tooth axles. We have asked Wor. to send you a reply on this point. Hs.

scan0230 Relaying Mr. Royce's interest in new front axle designs, referencing Lancia and Sizaire, and halting experimental work.
View original record To Hs. from Da. x8420 Da2/M13. 8. 26. FRONT AXLE CONTROL. X. 8420 X. 4048. Mr. Royce wished us to tell you that he is interested in the question of a new type of front axle, or front axle con- trol, s…

scan0231 Cause of Phantom steering issues, attributing them to balloon tyres and proposing a hydraulic damper solution.
View original record To Hs. from R. c.c. to BJ. Wor. c.c. to BY. DA. X8420 R1/M18.8.25. RE: PHANTOM STEERING. X.8430 X.8420 X.7430 X.235 X.4565 I cannot see why the new axle can have any detrimental effect on the steering…

scan0232 Scheme to apply friction to the Phantom steering axle to mitigate low-speed wobbles.
View original record To R. from Hs. c. to BJ. Wor. c. to EY. E. c. Da. OY. x8420 HsL/T21.8.26. PHANTOM STEERING. x8430 x8420 (crossed out) We attach herewith a print of a scheme which has been got out by the D.O. for…

scan0233 Modifications to the Phantom's front axle pivots to increase friction.
View original record X. 8420 To BY. from DA. c. to BJ. Hs. DA1/M27.8.26. PHANTOM - FRICTION IN FRONT AXLE PIVOTS. Herewith we send N.sch.2254 shewing the arrangement of extra friction in the pivots of the new front axle.…

scan0234 Letter from Chateauroux, France, detailing delays and plans for testing a new axle on car 8-EX.
View original record X8420 Expl: Dept: Messrs. Rolls-Royce Ltd., Derby. England. 31st Aug. 1926. Hotel de France, Chateauroux, Indre, France. X8420 /7430 Rm. from Hs. I am afraid we shall not be able to give you much…

scan0235 Safety concerns of wheel wobble with larger tyres at high speeds.
View original record x8420 To Hs. from BJ. (COPY) c. to R. c. to Wor. c. to Ev. c. to PN. c. to CHR. BJ5/D2.9.26. LARGE SECTION TYRES. x4565 x457 x8420 I think we are all in accord that the sooner we can adopt a larger…

scan0236 Advantages of fitting larger, low-pressure tyres and arranging tests.
View original record Contd. -2- BJ5/D2.9.26. In another memorandum you have suggested that this car should be fitted with larger section, low pressure tyres. We think this would be very advantageous and immediately FN.…

scan0237 Effects of the front axle's 'out of centre point' on braking and steering.
View original record x84-20 To Hs. from DA. DA3/M24.9.26. FRONT AXLE. X.4048. X.8420. With reference to Hs/Rm4/LG22926., we have not I think had a very definite statement of how a great deal of out of centre point affects…

scan0238 Tests on front axles and the effect of braking on steering.
View original record To R. from Hs/Rn. c. to ET. Wor. c. to Rg..E. c. to Da. By. FRONT AXLES. With reference to Da3/M24.9.26. We have carried out tests on two front axles having the tyre contact arranged 2.6" and 5.75"…

scan0239 Analysis of vehicle handling, focusing on steering control issues during braking and cornering.
View original record Contd. -2- It appears to us that the most dangerous feature of the pivots leaning forward, is that the driver very probably gets no indication whatever of danger until he is in a critical situation…

scan0240 The steering effects and safety of different 'out of centrepoint' front brake configurations.
View original record Contd. -3- Hs/Rm3/T1.10.26. pull on the wheel became less, instead of more violent as is the case when the axle pivots are twisted forward. The drag produced by 2.6" out of centrepoint can easily be…

scan0241 Front axle design, braking effects, and the advantages of helical springs over other types.
View original record -4- Contd. that a brake needed attention by the gentle pull on the steering wheel. In no case do we consider that it would be as dangerous as the condition where the man applies his brake violently in…

scan0242 Required spring load on a friction plate device on the pivot to resolve heavy steering issues.
View original record X8420 To Da. from Hs/Rm. Hs/Rm2/T2.10.26. X8430 With reference to spring load required on the friction plate device on the pivot. When we inserted the extra friction plate on the bottom of the pivot,…

scan0243 Suggesting changes to the front brake bedding process for the new Phantom axle.
View original record To BY. from Hs/Rm. X8420 Hs/Rm5/LG7.10.26. PHANTOM AXLE. When the new type axle comes into production we should like the front brakes to be bedded concentrically instead of the present somewhat…

scan0244 Use of concentric brake bedding and liners for new front axles.
View original record To RHC. from Hs/Rm. X8420 Hs/Rm5/LG7.10.26. With reference to the brake bedding on the front axle. When the new type axle comes on production, we are anxious for the Works to use a concentric brake…

scan0245 Potential purchase of a Sizaire car and improvements to front axle design to prevent 'speed wobble'.
View original record To Hs. from R. c. to BJ. 78470 FA/M8.10.26. RE. PURCHASE OF A CAR. X.3531 X.3588 X.3993 It has occurred to me that it may be preferable to have one of the Sizaire cars…

scan0246 Request to the Experimental Department to produce and test new brake drums for the 40/50 Phantom chassis.
View original record For RHD: c. Hs/Rm. X8420 BY/TWD5/GK.4/11/26. 40/50 CHASSIS. (PHANTOM). FRONT AXLE AND BRAKES. SECTION 7040. LeC. 2094. Will the Experimental Dept. kindly have a set of the Brake Drums…

scan0247 Modification of brake drum thickness for the Phantom Chassis lightened front axle.
View original record Hs X8420 NOV 4 1926 RECEIVED S?O. Hs. C BY/EWD BY6/H. 4.11.26. PHANTOM CHASSIS. LIGHTENED TYPE FRONT AXLE. BRAKE DRUM. G.74256. The Experimental Dept. are of the opinion that it may be necessary, as a…

scan0248 Steering performance related to different axle types, spring weights, and worm ratios.
View original record To BJ from Hs/Rm. c. to CWB c. to PH. c. to H. X8420 Hs/Rml/LG11.11.26. STEERING. X8450 With reference to CWB1/LH9.11.26. Our objection to the 1500 lbs. springs and the old type axle is that owing to…

scan0249 Production of leather covers for cross steering and ball joints for the 40/50 Phantom chassis.
View original record X8420 To. RHC. BY/TWD1/CK.19/8/26. c. Mr. Shelton - 13/11/26). 40/50 CHASSIS.(PHANTOM). FRONT AXLE AND BRAKES. SECTION 7040. CROSS STEERING TUBE. SECTION 7C41. "N" SCH.2094. FRONT AXLE PIVOT.HUB &…

scan0250 From D.A. to Hs/Rm discussing potential stiffness issues with spring-loaded ball joints on the steering system.
View original record X8420 To Hs/Rm. from DA. DA1/M2.11.26. STEERING. X. 8430 X. 8420 With further reference to the question of spring loaded ball joints on the steering, unless these can be kept well and constantly…

scan0251 Issues of friction in a new front axle and proposing experiments.
View original record To Hs/Rm. from DA. 48420 DAL/M5.11.26. FRICTION IN NEW FRONT AXLE. X. 8300 X. 8430 X. 8420 X. 8425 X. 235 With reference to your porposal to increase the friction on the ball ends, increasing the dia.…

scan0252 Modifications for front brakes on a new axle, including a squeak damper and changes to the steering lever.
View original record TO BY. FROM DA. ORIGINAL X 8420 DA3/M13.11.26. Copy to BJ. HS. FRONT BRAKES - NEW AXLE. X8420 Herewith we send N. scheme 2298. shewing the modifications required to allow a squeak damper to be fitted…

scan0253 Part replacements for the front axle and brakes of a 40/50 Chassis (Phantom).
View original record c. Hs/Rm. X8420 BY/TWD2/GK. 15/11/26. 40/50 CHASSIS. (PHANTOM). FRONT AXLE AND BRAKES. SECTION 7040. "N" SCHEMES 2094 & 2109. Please receive herewith one blue print of each of the following :-…

scan0254 Steering safety issues on the 40/50 HP model, specifically the phenomenon of 'taking charge' when braking.
View original record 78420 To R: from Hs/Rm. c. to BJ. Wor. c. to RG. H. c. to DA. BY. c. to OY. Hs/Rml/LG23.11.26. 40/50 HP. - STEERING. 78430. When all the proposed modifications have been incorporated in the 40/50…

scan0255 Braking and steering issues, detailing problems with front-wheel locking and proposing solutions to improve vehicle control.
View original record contd :- -2- brake unit distribution, there is very little margin to prevent the front wheels from being locked. Actually, in the extreme case of efficient front brakes and inefficient rear brakes, we…

scan0256 Proposal to reduce front braking on all cars due to changes in weight distribution from modifications.
View original record contd :- -3- If therefore the proposed modification is considered too drastic, we suggest that it should be incorporated on closed cars only so that the performance of open cars will not suffer. We…

scan0257 Line diagram of a car chassis showing the layout of the braking system and control linkages.
View original record [ "B", "Ef", "Ts", "Ti", "T", "A", "A1", "A2", "P", "Eh", "Er", "T", "R", "F", "A3", "Tr" ],

scan0258 Adjustments to front-wheel braking proportions and servo effectiveness.
View original record To Hs. from R. c. to BJ. Wor. c. to BY. DA. c. to PN? X8420 R1/M25.11.26. RE. FRONT WHEEL BRAKING, AND STEERING. X. 8430 X. 8420 X. 9940 Regarding memo. Hs/Rml/LG23.11.26., I quite agree, and am…

scan0259 Test report on steering 'taking charge' for car 8-EX under various conditions.
View original record 48420 To Hs. from GWH. Hs/BWH/LG25.11.26. TESTS FOR STEERING 'TAKING CHARGE' WITH THE FOLLOWING CONDITIONS. X8430 Car 8-EX. Steering with 720 worm. New type light axle. Std. cross steering tube ( no…

scan0260 Steering performance, road shocks, and a malfunctioning servo mechanism during testing.
View original record contd : -2- taking charge effect. There is a slight improvement in taking charge with the (2) and (4) combination but the steering feels generally as light as with (2) and (3) conditions. The (1) and…

scan0261 Proposed front axle control modifications for the Phantom model, using the spring and shock damper, and suggesting a test to verify the geometry.
View original record To BY. from DA. c. to BJ. HS. X8470 DA3/M4.12.26. FRONT AXLE CONTROL. X.8005 X.235. X.8420 X.8230 X.8430 We send herewith N.schs. 2293/4 shewing the proposed front axle control, using the spring as…

scan0262 Letter to Mr. Hives detailing two faults found on a new front axle: swerving to the left under braking and a vibration issue termed 'tramping'.
View original record X8420 Oy2-E-12826 December 8th, 1926 X3681 Mr. E. W. Hives, Rolls-Royce, Ltd., Derby, England. (Copy for attention of Mr. Haldenby.) Dear Mr. Hives: Re Front Axle Three faults which promise to be…

scan0263 Letter detailing issues with axle frequency, shock absorbers, and squeaking front brakes, requesting suggestions for a damper scheme.
View original record Oy2-E-12826 -2- December 8th, 1926. (2) It seems to be the natural criss-cross frequency of the axle, set in motion by road irregularities. It is definitely much less severe on a smooth concrete road…

scan0264 Modifications to the Phantom's engine torque damper and timing case.
View original record To BY. from DA. c. to BJ. HS. X8420 DA2/M9.12.26. PHANTOM FRONT AXLE CONTROL. X.8420 X.8005 Herewith we send N.sch.2295 giving you the information promised with reference to the engine torque dampers,…

scan0265 Modifications to the Phantom front axle control to replace a spring control with a standard shock damper.
View original record To BY. from DA. c. to BJ. Hs. X8470 DA1/M14.12.26. PHANTOM FRONT AXLE CONTROL. X.8420 X.8240 X.8520 Herewith we send N.sch. 2323 shewing the modifications to the front axle control shewn on N.schs.…

scan0266 Performance enhancements for the Phantom car, including a 16-tooth axle and experimental engine modifications.
View original record To PN; from Hs; c. to Sg. c. to Cx. X8420 Y469 Hs1/LG1A.12.26. Replying to PN3/EH13.12.26. We certainly recommend a 16-tooth axle on the Phantom car which will be fitted with a light streamlined open…

scan0267 Steering and braking performance related to a new front axle.
View original record To OY. from Hs/Rm. c. Hy. 48470 Hs/Rm2/T21.12.26. FRONT AXLE. X8470 X8410 X.3681 X3900 With reference to yours ref. OY2-E-12826 of the 8th inst. :- (1) We have not found that cars swerve to the right…

scan0268 Technical discussion on diagnosing and resolving wheel wobble, tramping, and shimmy issues.
View original record Contd. -2- Hs/Rm2/T21.12.26. the cross steering tube, and that you do not try to fit front springs of the maximum flexibility. (2) We have never experienced a case of tramping that was not connected…

scan0269 Solutions for steering wobble, wheel alignment, and brake squeaks.
View original record Contd. -3- Hs/Rm2/T21.12.26. are very susceptible to variation in the carcass stiffness. You should have no spring controlled movement in the cross steering tube, just a few thousandths of an inch to…

scan0270 Standardisation of 1500 lbs springs for the heavy front axle and .720 worm.
View original record RR 758 REVISED (10H) (DE 444 6-10-26) BM. x8420 COMPLETED 23.12.26 STANDARDISATION of CHASSIS PARTS. Date 29.11.26 Description of Parts. 1500 LBS. SPRINGS WITH OLD TYPE HEAVY FRONT AXLE AND .720 WORM.…

scan0271 Standardisation sheet for 1500 lbs springs with an old type heavy front axle and 720 worm.
View original record COPY. To Hs. from My/Rb. My/Rb4/N/139A/BJ22.12.26. STANDARDISATION SHEET. 1500 LBS. SPRINGS WITH OLD TYPE HEAVY FRONT AXLE & 720 WORM. The figure given is for fitting the lower rated springs with…

scan0272 Experiments on the Phantom front axle control, specifically the damper lever length and related modifications.
View original record To BY. from DA. c. to BJ. Hs. X8450 DA4/M23.12.26. X.8240 X.8420 X.634 X.7420 X.235 PHANTOM FRONT AXLE CONTROL. With reference to the experiments which have been carried out at our request to…

scan0273 Modifications to the front axle die and forging for experimental schemes.
View original record X8420 RHQ. Hs. c. BY/SS. c. Wd. c. BY/TWD. RECEIVED The experiment called for on N.Schemes 2294, and 2295, namely, the control of the front axle by a parallel motion, the arms of which are…

scan0274 Bench and road tests analyzing friction in the steering pivot head.
View original record 78420 To R. from Hs/Rn. c. to BJ. Wor. c. to RG. E. c. to DA. BY. c. to OY. 7 Hs/Rm6/T26.1.28. ------------ X. 8420 X. 8425 X. 8430 FRICTION IN STEERING PIVOT HEAD. ----------------------------- We…

scan0275 Analysis of friction torque in steering components under various load and configuration conditions.
View original record contd :- -2- find that the friction torque due to the car wt. does not go up in direct proportion to the number of surfaces employed due to there being a small constant occasioned by the cross winding…

scan0276 Steering friction test results under various axle conditions.
View original record contd :- -3- LIMITS BETWEEN WHICH THE FRICTION IN THE STEERING WILL LIE. CONDITION OF AXLE. | Stationary Wt. on pivots. W. | Normal running Wt. on pivots W/2…

scan0277 Alterations to the steering design, specifically regarding friction and the use of a hydraulic damper.
View original record contd :- -4- We do not feel that it is worth altering the design to give the increased a friction, because we hope shortly to be able to reduce the amount of friction required in the axle by…

scan0278 Request to prepare a set of parts for front axle control, necessitating a new front axle, a .720 lead worm and nut, and gears for a 17/52 rear axle ratio.
View original record To RHC. from Hs/Rn. Handwritten: 18420 Hs/RmL/LG2.2.27. 10-EX. Handwritten: 48774 Will you please prepare one set of parts for front axle control to be fitted to this car. This will necessitate a new…

scan0279 Query regarding the fitment of a new lightened front axle on a Modified Sports Phantom and its effect on track width and wings.
View original record Hs. x8470 BY/HEB1/M.3.2.27. 10-EX. MODIFIED SPORTS PHANTOM. On "N" Scheme 2348 W.W. show 57.000 Front Track, 56.000 Rear Track. This represents the old type Front Axle, and we would like to hear from…

scan0280 The new axle for the 10-EX increasing the front track by 1', which needs to be considered for the front wings.
View original record To DA/EV. from Hs/Rm. 48420 Hs/Rm2/LG9. 2. 27. 10-EX. 48420 / 48774 It has suddenly struck us that when we put the new axle on 10-EX we shall increase the front track by 1". We hope this feature will…

scan0281 Declining design work on dampers and steering geometry, suggesting it be handled by West Wittering due to being overworked.
View original record Hs FEB 10 1927 RECEIVED X8420 (crossed out) BY8/H. 10.2.27. c. Hs/Rm. X8420 X235 X5430 The experimental Dept. have reminded us that R. has made a suggestion that for fast cars it would be desirable to…

scan0282 Requesting a stop for the 40/50 HP front equaliser shaft to avoid post-production alterations.
View original record To DA. from Hs/Rm. 78420. Hs/Rm2/LG15.2.27. 40/50 HP. EQUALISER SHAFT. We would remind you that we are still waiting for a stop on the front equalising shaft for the 40/50 HP. We should be obliged if…

scan0283 Front brake squeaks on experimental cars with a lightened axle and the decision to fit a damper.
View original record To Wor. from Hs. With reference to Hy1/B2. 2.27. attached. Squeaks were experienced on our first experimental cars fitted with the lightened type front axle. We appreciated early on that the mounting…

scan0284 Proposal for a variable hydraulic shock damper system controlled by a servo-driven pump.
View original record X8420 To Hs. DA. BY. from R. c. to BJ. Wor. RG. E. PN. c. to Mr. Claremont. R1/M16.2.27. SHOCK DAMPERS, AXLE AND STEERING. X. 8430 X. 8420 X. 235 We have known for many years, that shock dampers…

scan0285 Recommendation regarding the pivot lean on the Phantom's front axle.
View original record To BY. from Hs/Rm. c. to Mx. x8420 Hs/Rml/LG18.2.27. PIVOT LEAN - PHANTOM. We recommend that on the lightened type front axle the pivot lean should be 1.5º ± .25º backwards. This lean should also…

scan0286 Pull-off springs, cable loads, and stress calculations for the Phantom front axle and brakes.
View original record X. 8420 To BY. Hs. from DA. c. to BJ. DA1/M19.2.27. PHANTOM - FRONT AXLE & BRAKES. Herewith we send N.sch. 2367 shewing a pull-off spring increasing the (calculated) load in the cables from 11 lbs. to…

scan0287 Specifications and clearances for a side steering tube.
View original record To Rm. from GWH. X8470 Rm/LG25.2.27. Side steering tube N.sch.2258. X8450 - Fitted to 98-NK with 9.5 pendulum lever. Steering tube 36.750" centres. With 2.125" rebound clearance between frame and/tube…

scan0288 Troubleshooting steering issues that occur during brake application on the Phantom model fitted with a lightened front axle.
View original record To BY. from Hs/Rm. 8420 PHANTOM - LIGHTENED FRONT AXLE. FRONT BRAKES. The Test Dept. have been experiencing trouble with the present series of cars due to the steering taking charge on brake…

scan0289 Error and subsequent modifications related to using 20% stiffer springs on the Phantom car.
View original record X8420 Hs. Wor. Hm. MAR 1 1927 RECEIVED BY2/H. 1.3.27. 20% STIFFER SPRINGS. Referring to your memo on the above subject, and dealing particularly with the Phantom car, I find that we made an error in…

scan0290 Proposal concerning the use of 20% stiffer friction type shock dampers.
View original record - 2 - the Countries concerned, it might prove to be a better all-round proposal than the use of the 20% stiffer with friction type shock dampers. This is a matter which HS. has under consideration at…

scan0291 Blueprint for the experimental fitting of a Front Axle Control Damper on a Phantom Chassis 10-EX.
View original record C. Hs/Rm. X8470 BY/HEB1/M.6.4.27. PHANTOM CHASSIS, 10-EX. FRONT AXLE CONTROL DAMPER IN CONJUNCTION WITH "HARTFORD" SHOCK ABSORBER. SEC: 7160. Please receive herewith one blue print of each of the…

scan0292 Friction in the cross steering tube and a modification to reduce steering effort on older axles.
View original record To BY. From Hs/Rm. c. to MX. c. to Hm. H420 Hs/Rm1/LG13.4.27. FRICTION IN THE CROSS STEERING TUBE. X8425 The spring loaded cross steering tube was originally arranged for the lightened type front axle…

scan0293 Oil leaking from the Phantom front hubs onto the brakes and potential solutions.
View original record X. 8420 To BY. from DA. c. to BJ. HS. DA1/M7.4.27. PHANTOM FRONT HUBS. With reference to BYll/H17.3.27., and the question of oil getting on the brakes from the front hubs, in view of the fact that a…

scan0294 Instructions for fitting distance collars to spring loaded cross steering tubes on cars with old type front axles.
View original record contd :- -2- screw G.73958 then becomes .078", the usual adjusting washers G.75466 being employed for final setting. We recommend that such distance collars should be employed on all spring loaded…

scan0295 Improvements to the steering worm and nut assembly and spring return.
View original record To DA. Hs. BY. from R. c. to BJ. Wor. PN. E. CWB. /8420 R2/M16.4.27. RE. STEERING WORM AND NUT, X.8430 X.235 AND SPRING RETURN. X.8420 X.457 My impression is that we fairly well know what we want for…

scan0296 Design of a self-centering steering system and related components.
View original record contd :- -2- (4) Finally we come to the self centreing so necessary for slow steering, and quick and safe handling. Here we have schemed the independent spring return, which we want to try with the…

scan0297 Designing a front axle for the 20 HP, seeking confirmation on the superiority of the Phantom axle.
View original record To Hs. from DA. DA2/M25.4.27. FRONT AXLES. X.5420 R. wishes to design a front axle for the 20 HP. following the lines of the lightened Phantom type, that is to say, with more out-of-centre-point, and…

scan0298 Trial of a new vertical pivot axle fitted with castor pivots.
View original record To RHC. from Hs/Rm. X847-0 Hs/Rm3/LG27.4.27. VERTICAL PIVOT AXLE. We are anxious to try the vertical pivot axle fitted with the castor pivots, now completed - and balloon tyre disc wheels. We shall be…

scan0299 The standard axle design for the Phantom and its application to the 20 HP model.
View original record To BJ. from R. +8420 c. to OY. Hs. BY. RA/M29.4.27. AXLE DESIGN. X. 8420 X. 5420 The second and present standard on the Phanton, which is also standard on the American chassis, has proved a decided…

scan0300 From DA to Hs/Rm regarding the improvement of high speed wobbles in front axles by reducing their weight.
View original record To Hs/Rm. from DA. X8420 DA3/M30.4.27. FRONT AXLES. X. 8420 X. 457 Thank you for your Hs/Rm4/LG27.4.27. With reference to high speed wobbles are we not right in saying that these high speed wobbles…

scan0301 List of parts for the Phantom chassis front axle control damper, corresponding to various axle inclinations.
View original record G. Hs/Rm. X52420 BY/HEB6/M.3.5.27. RECEIVED Hs MAY 1927 PHANTOM CHASSIS. FRONT AXLE CONTROL DAMPER SEC:7160. IN ACCORDANCE WITH "N"SCHS:2294 & 2331. Please receive herewith one blue print of each of…

scan0302 Weight-saving modifications for the Phantom, focusing on the front end, wing irons, and front springs.
View original record To Hs. from R. c. to BJ. c. to LHS. c. to BY. 18420. R8/M3. 5. 27. PHANTOM - SAVING OF WEIGHT ON FRONT END OF CAR - FRONT SPRINGS. X. 8410 X. 8420 DA/EV. informs me that the present coach-builder's…

scan0303 Proposed modifications to the wing stays for the Phantom model, including issues with wiring and the bonnet catch.
View original record To BY. from DA. c. to BJ. Hs. +8420 DA3/M5.5.27. WING STAYS FOR PHANTOM. X. 8390 X. 8420 X. 8260 Herewith we send N.schs. 2408/9 shewing how we propose to deal with the sheet metal wing stays, and the…

scan0304 Request to produce a modified Cross and Side Steering Lever for a road test on a 40/50 chassis.
View original record To. Hs/Rm. c.c. RHC. [Strikethrough] c.c. BY/HBB. [Strikethrough] Handwritten: ts470 BY/TWD6/GK.5.5.27. 40/50 CHASSIS. FRONT AXLE AND BRAKES. SECTION 7040. "N" SCHEME 2293. LAYOUT OF AXLE CONTROL…

scan0305 Testing the 40/50 HP front axle control, discussing braking, steering performance, and proposing a change to 40% front braking.
View original record To R. from Hs/Rm. c. to BJ. Wor. c. to RG. E. c. to DA. BY. X8430 Hs/Rmll/LG6.5.27. 40/50 HP. FRONT AXLE CONTROL. X8430 We have completed 100 hrs. bumping test on the front axle control without…

scan0306 Bench test of a torque arm and its effect on spring rating.
View original record contd :- -2- dampers on EAV.7. could be arranged to give a measure of torque control to the rear axle. This would obviate the necessity for arranging the attachment of the brake ropes at the point…

scan0307 Steering performance and road reaction on the 40/50 HP model, with comparisons to other steering systems.
View original record To R. from Hs/Rn. c. to BJ. Wor. c. to RG. E. c. to DA. BY. c. to OY. x suno Hs/RmLO/LG6.5.27. STEERINGS. xS430 There is no doubt that on the 40/50 HP. the new type axle has very considerably improved…

scan0308 Steering issues with worm and nut components, customer complaints, and ongoing tests into high-speed wobbles.
View original record contd :- -2- 1.125 to the .720 worm and nut. This is borne out by the experience of P.N. who tried in France an old type Phantom upon which the only alteration was to the worm and nut. The Repair…

scan0309 Request to investigate modifications enabling both artillery and wire wheels to be used on the same hubs for comparative testing on a 40/50 HP front axle.
View original record To BY. from Hs/Rn. Y8470 Hs/RnL/LG18.5.27. ARTILLERY WHEELS. X4586 We wish to carry out some tests comparing artillery and standard wire wheels on a 40/50 HP. front axle. Unfortunately at present, in…

scan0310 Urgent memo requesting a test on an axle control component, which is affecting the production of 200 cars.
View original record To RHC. from Hs/Rm. X8420 Hs/Rm1/LG19.5.27. AXLE CONTROL. It is essential that we should get a test on the axle control with the solid end on the bump as soon as possible. We should be obliged if you…

scan0311 Accessibility and position of shock dampers for the axle control on the Phantom & EAC.7.
View original record To Hs. from DA. 4840 DA4/M27.5.27. AXLE CONTROL ) PHANTOM & EAC. 7. X.7420 X.8420 Z X.235 X.8520 You will remember that R. adversely criticised the accessibility of the shock dampers for the axle…

scan0312 Tests on the axle control system, including the shock damper, a 12' lever, and standardising the torque control.
View original record To DA. from Hs/Rm. Hs/Rm1/LG31.5.27. [handwritten] X5420 [/handwritten] AXLE CONTROL. [handwritten] X5420 [/handwritten] With reference to DA4/M27.5.27. We have carried out a test in which we have…

scan0313 Request to the Experimental Department to produce a set of pipes for the Phantom Engine.
View original record X8420 BY/GS. c.Hs. BY7/H. 28.6.27. PHANTOM ENGINE. I attach hereto R5/M.24.6.27. Will you kindly make a rough-arrangement of this and details for the scheme outlined, and send it into the Experimental…

scan0314 Testing of the front axle control and a potential issue with exhaust pipe proximity.
View original record To Hs. from DA. X8420 DA3/M15.6.27. FRONT AXLE CONTROL. X. 8420 X. 8520 With reference to Hs/Rm1/LG31.5.27, we have had an opportunity of discussing this question with R. again, and he thinks that the…

scan0315 Front axle shock damper control and the necessary modifications to the front exhaust pipe.
View original record To Hs. BY. from R. c. to BJ. Wor. X8420 R5/M24.6.27. FRONT AXLE CONTROL BY SHOCK DAMPER. X.8420 X.8520 I am agreed that this shall go ahead, but we have to make very decided modifications to the front…

scan0316 Line drawing of a dual-inlet pipe assembly with taps.
View original record ",

scan0317 The Phantom front axle control, discussing the re-arrangement of the exhaust pipe and an investigation into axle twist.
View original record To HS. from DA. Y8470 DA2/M25.6.27. PHANTOM - FRONT AXLE CONTROL. X. 8420 X. 8520 We have signed the standardisation sheet as it is believed that the exhaust pipe can be re-arranged so as to get it…

scan0318 Change in design for the Phantom's exhaust manifolds, preferring a single down-take scheme.
View original record RECEIVED Hs BY3/CS. [crossed out] C..../..S. [crossed out] c.Hs. [crossed out] N D 420 [handwritten] BY3/H. 4.7.27. PHANTOM. FRONT AXLE CONTROL - EXHAUST MANIFOLDS. With reference to my previous memo…

scan0319 Axle control test, showing a graph of deflection versus load.
View original record To DA. from Hs/Rm. c. to BY. X8420 Hs/Rml/LG9.7.27. X235 AXLE CONTROL. Twist of axle control. Graph Y-axis: Defln. thous. d. Graph X-axis: lbs. load. 'W' With reference to DA2/M25.6.27. We have…

scan0320 Improvements to car riding qualities through changes to tyres, shock absorbers, and weight distribution.
View original record To Hs. from R. +8420 c. to BJ. LHS. c. to PN. Wor. c. to BY. CWB. RL/M9.7.27. RIDING QUALITIES. X.8410 X.235 X.5410 X.8420 X.4565 X.8840 For improved riding qualities of our cars - both 40/50 and 20…

scan0321 New exhaust pipe scheme for Phantom chassis fitted with front axle control.
View original record X8420. To BY. from E. c. to BJ. Hs. E2/M9. 7. 27. PHANTOM EXHAUST PIPES FOR CHASSIS X. 8230 FITTED WITH FRONT AXLE CONTROL. X. 8420 Since it was not found possible to make a good job of the existing…

scan0322 From BJ to Hs regarding Front Axle Torque Control and Standardisation Sheet No. 8420/7420.
View original record X8420 To Hs. from BJ. Front Axle Torque Control. BJ2/E18/7/27 Referring to Standardisation Sheet No.8420/7420, Phantom, I am seeing R. on Thursday and will be discussing the matter with him. I am not…

scan0323 Testing schedule for a new chassis design concerning the front axle torque control.
View original record X8420 To Hs. from BJ. Front Axle Torque Control. BJ16/E22/7/27 Standardisation Sheet. Referring to the attached, I have spoken to R. about this and, as it is understood that the first chassis will not…

scan0324 Standardisation of chassis parts for front axle torque control.
View original record RR 755 REVISED (10H) (DE 649 9-12-26) BM. 2/1187. Completed 22/7/27 STANDARDISATION of CHASSIS PARTS. Date 22.6.27 Description of Parts. FRONT AXLE TORQUE CONTROL. X No. 8420 / 7420 Drawing No.…

scan0325 The standardization of chassis parts, detailing costs and testing information for a new part.
View original record STANDARDISATION OF CHASSIS PARTS CASE X (1) The number of the first chassis on which the new part will be fitted. F. Series. (2) Date when chassis will be handed to test. 1.4.28. (3) Cost of scrapped…

scan0326 Technical memo discussing steering problems on Springfield chassis models, particularly concerning low-pressure tyres and worm gear modifications.
View original record X8420 OY¾ from R. c. to BJ. Wor. Hs. c. to BY. E. Da. RE. SPRINGFIELD CHASSIS. X.3682 X.8240 X.8991 X.3692 X.8430 X.8420 OY's visit, and the remarks of Springfield require some explanation. (1) X.3682…

scan0327 Technical document detailing issues with the brake mechanism and banging in the exhaust.
View original record contd :- -2- (2) X.3420 BRAKE MECHANISM. Regarding the clanking in the brake mechanism, the only shock we know of is one occurring when the brakes are suddenly applied, and the servo is made to act…

scan0328 Benefits of using a high-speed governor and roller bearing throttle.
View original record contd :- -3- (a) in shunting. (b) in starting on a hill. (c) in changing gear by inexpert hands. (d) in preventing firing in exhaust by automatically completely closing the throttle when engine…

scan0329 Suitability of a brake model, noting their own brakes are licensed from Hotchkiss but differ materially.
View original record To Wor. from Hs. +8240 Hs2/LG23.8.27. RE. FRONT WHEEL BRAKES. +9940 This model would be of no use to us as although our brakes are made under licence from the Hotchkiss, they differ very materially.…

scan0330 Recommending the standardisation of a metal dust cover for Phantom rear brake actuating shafts.
View original record To BY. from Hs. X8420 Hs4/LG27.8.27. RE. METAL DUST COVER FOR PHANTOM X7420 REAR BRAKE ACTUATING SHAFTS. Replying to BY9/H25.8.27. We had the following fittings G.75570/5 made up and fitted to 12-EX…

scan0331 Confirming a decision to make front axle control standard on chassis from August.
View original record Hs. Copy. X8420 BJ12/E13-10-27. To Wcr. from BJ. C to Sq. At our conference at Derby yesterday it was agreed that the front axle control could become standard on our chassis in August next. BJ. Hs.…

scan0332 Modification to the rear spring centre trunnion bolt for hand brake rope clearance.
View original record BY. from DA. c. to BJ. Hs. x8420 DA1/M13.10.27. EAC.14 REAR SPRING CENTRE TRUNNION. X. 8410 X. 8420 Herewith we send N.sch.2479 shewing the slight modification to the bolt through the centre of the…

scan0333 Weakness of the front spring system under braking and the need for a lighter torque arm.
View original record To DA. from Hs/Rm. X8420 X8420 Hs/Rm2/LG14.10.27. As you are no doubt aware, the rear end of the front spring in compression is very much the weakest link in the system of the torque control.…

scan0334 New scheme for packing under the front springs of the Sports Phantom car.
View original record To BY. from Hs/Rn. +S/20 78410 PACKING UNDER THE FRONT SPRINGS. We understand that a complete scheme has been got out for obtaining the pivot lean on the Sports Phantom cars with the minimum depth of…

scan0335 Testing Marles steering on a 98-NK car with a new type of axle.
View original record To FHC. from Hs/Rn. X8420 Hs/RnB/LG26.10.27. X4094 98-NK CAR - MARLES STEERING. We wish to carry out a number of tests on 98-NK with Marles steering. We would like to try this steering on the car with…

scan0336 Chassis problems related to acceleration for passing and potential engine improvements.
View original record To BJ. from R. c. to BY. Hs. X8420 R3/M31.10.27. CHASSIS PROBLEMS. ACCELERATION FOR PASSING. X.523 X.8420 X.1725 X.8050 There is an increasing demand for more rapid acceleration, but which cannot be…

scan0337 Specifying the required loadings for front axle control dampers.
View original record FaxByxxxxfrom To BY/HEB. from Hs/Rm. +8420 x285 Hs/Rm3/LG11.11.27. We wish the loadings on the front axle control dampers to be the same as on the present front shock absorber i.e. 65/70 up and 70…

scan0338 Request to test valve springs and associated parts for the front axle control damper on the Phantom 'F2' series chassis.
View original record Hs/Rm. Y8420 BY/HEB14/M.11.11.27. PHANTOM CHASSIS "F2" SERIES. FRONT AXLE CONTROL DAMPER SEC:7160. Will you kindly test out and inform the D.O. if the following Valve Springs are suitable for the…

scan0339 Load requirements for the torque control shock damper arm.
View original record To RHC. from Hs/Rn. X8420 Hs/Rm3/LG28.11.27 X8420 X8520 TORQUE CONTROL SHOCK DAMPER. We wish the loads at the end of the shock absorber arm for the axle control to be the same as those at present used…

scan0340 Front Axle Control Damper for the Phantom 'F2' Series chassis.
View original record Hs/Rm. X8420 BY/HEB11/M.1.12.27. PHANTOM CHASSIS "F2" SERIES. FRONT AXLE CONTROL DAMPER SEC:7160. With reference to memo' Hs/Rm3/LG28.11.27. kindly note we are still awaiting a reply to our…

scan0341 Standard Phantom springing, specifically about the adoption of negative camber front springs and a proposal to lower the car.
View original record [Handwritten]: Hsnezo To R. from Hs/Rm. c. to BJ. Wor. c. to E. Da. c. to BY. OY. Hs/Rm4/LGl.12.27. STANDARD PHANTOM SPRINGING. [Handwritten]: X8410 [Handwritten]: X8425 We cannot adopt the front…

scan0342 Alternative designs for the drip plug location for the centralised chassis lubrication of the front axle control damper.
View original record X8420 To BY. from DA. c. to BJ. Hs. OY. DA3/M1.12.27. CENTRALISED CHASSIS LUBRICATION. FRONT AXLE CONTROL DAMPER. X.3806 X.8420 X.8380 With reference to BY/CGH1/G26.11.27., enclosing LF.998, shewing…

scan0343 Spring specifications for the Phantom F2 series front axle damper control.
View original record To BY/HEB. from Hs/Rm. X8420 Hs/Rm4/LG7.12.27. PHANTOM CHASSIS F2. SERIES. FRONT AXLE DAMPER CONTROL : SECTION 7160. X8420 (crossed out) X7420 With reference to BY/HEB11/M1.12.27. Spring F.75168 will…

scan0344 Modifications and observations for the front axle control damper and road springs.
View original record c. Hs. X8420 BY/Cgh3/G.17.12.27. EAC.14. - FRONT AXLE CONTROL DAMPER. ---------- With reference to DA1/M9.12.27. the first two sets of front road springs have been delivered for the above chassis, but…

scan0345 First and second dummy sports chassis, including delays and the position of the brake lever.
View original record To DA/RV. from Hs. +Su20 Hs1/LG31.12.27. DUMMY SPORTS CHASSIS. +8MH I did not see the first dummy sports chassis before it was sent away. The difficulty was however that we were still waiting for a…

scan0346 Request to allow W. Bell to weigh various front axle parts for experimental information.
View original record To Hm. from Hs/Rm. c. to Sft. c. to Mr. Scott. thew 48840 Hs/Rm2/LG4.1.28. We should be obliged if you would allow W.Bell to weigh various front axle parts in your Department as we require the…

scan0347 Modifications to the front axle control damper on the Phantom Chassis to increase clearance for dismounting.
View original record c. Hs/Rm. X8420 BY/HEB1/M.13.1.28. PHANTOM CHASSIS. FRONT AXLE CONTROL DAMPER SEC:7160. Further to our memo' BY/HEB14/M.6.1.28, by which we issued Cover F.78303 for the Damper Ball Bearing Housing in…

scan0348 Request for a telegraph regarding equipment to measure axle pivot lean at Chateauroux.
View original record x8420 Exptl: Dept: Messrs. Rolls-Royce Ltd., Derby England. Hs/Rml/LG21. 2. 28. x8940b Mr. Hancock from Hs/Rn. Will you please wire me if you have not anything for measuring the axle pivot lean at…

scan0349 Scheme for fitting a 9.5' shortened pendulum lever to Phantom models.
View original record To BY. from Hs/Rn. [Handwritten] Memo Hs/Rn5/LG23.2.28. SHORTENED PENDULUM LEVER. [Handwritten] X8430 We have now schemes for fitting the 9.5" pendulum lever on the standard and sports Phantom. We are…

scan0350 Lubrication of the front axle control damper for the Phantom model, suggesting modifications.
View original record 48420 BY. from DA. c. to BJ. Hs. DA1/M13.3.28. PHANTOM - CENTRALISED LUBRICATION. X.3806 X.8420 With reference to the front axle control damper - lubrication of the ball end - by now we hope you have…

scan0351 Report comparing the performance and efficiency of different steering worm gear designs.
View original record To R. from Hs/Rm. c. to BJ. Wor. c. to RG. E. c. to BY. OY. c. to DA. X8420 Hs/Eml/LG22.3.28. STEERING. X.8430 X.7430 X.8420 We have been running one of the latest .900 worms with the longer rocking…

scan0352 Technical discussion on steering system performance, focusing on worm and nut types, road shocks, and friction adjustments.
View original record contd :- -2- The conclusions that we made in Hs/Rm2/LG19.7.27 are therefore confirmed by our recent experiments, and we do believe that with the worm and nut type of steering it is very difficult to…

scan0353 Analysis of a proposed spring-loaded cross steering tube, including a table of friction measurements under different conditions.
View original record contd :- -2- spring. This scheme in conjunction with the spring loaded cross steering tube allows us to get the additional friction which we can make use of owing to our low overall steering ratio of…

scan0354 Comparison chart of steering specifications for different Phantom series.
View original record COMPARISON OF STEERING PHANTOM SERIES | 'V' | CONVERS | 'B' 2 | 'F' 2 | 14 EX E.A.C.7 | SPORTS CAR WITH SHORT PEND LEVER 'F'2 CONV. | EXP LEAD | 1.125 | .940 | .720 | .720 | .720 | .720 | .900 PITCH…

scan0355 Adjustment issue with the front axle control due to variations in road springs.
View original record To DA. from Hs/Rn. Handwritten: Y8420, Y7420 Reference: Hs/Rm2/LG28.3.28. With reference to N.Sch.2294 - Front Axle Control. This is now coming on production. As we previously pointed out when we…

scan0356 Design origin and standardisation of a modified swinging arm.
View original record To GWH. from Hs. c. to Hn. X8420 Hs2/LG30.8.28. RE. SWINGING ARM. Will you please make enquiries and find out where the design originated for the modified swinging arm. To me, it looks quite a…

scan0357 Instruction to fit a standard front axle to car 98-NK.
View original record To RHC.. from Hs/Rn. X8420 Hs/Rm2/LG29.10.28. 98-NK CAR. Will you please fit a standard front axle to this car as soon as an opportunity occurs. Hs/Rn.

scan0358 Tests on axle control loads, potential wear from 'quarreling', and front spring ratings.
View original record X8420 OY. from Hs/Rm. Hs/Rm8/LG26.6.29. X8420 (crossed out) X8440 With reference to your note of 13th.Inst. We carried out a test to ascertain what loads are thrown on the ball ends by quarreling of…

scan0359 Test report on the twist of an axle control, including a graph plotting deflection versus load.
View original record COPY. to DA. from Hs/Rm. c. to BY. Hs/Rml/LG9.7.27. AXLE CONTROL. Twist of axle control. Deflection thous. d lbs. load 'W'. With reference to DA2/M25.6.27. We have carried out a test on the axle…

scan0360 Tracing and ordering of a testing lever for the front axle control damper on a 40/50 HP chassis.
View original record To Mr. [REDACTED] C.C. [REDACTED] C. Hs. C. [REDACTED] C. [REDACTED] C. Mr. Brooks x 8420 BY/HEB10/M.25.9.29. 40/50 HP. CHASSIS. FRONT AXLE CONTROL DAMPER SEC:7160. TESTING LEVER FOR CHECKING LOAD ON…

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