Rolls-Royce Archives
| Identifier | Entry | ||
| img001 | Progress on starting schemes, air pumps, and other fittings for Armoured Cars. | ||
| View original record | R.R. 235A (100 T) (S.H 159, 11-8-20) C 1200 To R from DA. Copy to BN. Copy to EFC. RECEIVED OCT 1 1920 X.4195 DA8/CB30-9-20. X.4195 Re Armoured Cars. We have not been able to complete the starting… | ||
| img002 | Fitting of emergency starters, tyre pumps, and specifications for wheels. | ||
| View original record | 5 DA8/CB30-9-20 contd. if it is only a bought-out one adapted, and some form of emergency starting gear should be fitted before the cars go abroad. It is understood that the fittings for the impulse… | ||
| img003 | Expressing concerns about using larger diameter wheels on armoured cars due to increased stress on axles. | ||
| View original record | To Da. from R. c. to Cy. c. to BJ. c. to Hs. c. to PN. c. to R.R. of America Inc. (For the attention of Oy). X4195 R1/G30.9.20. X.4195. RE ARMOURED CARS. I am definitely against larger diameter of… | ||
| img004 | The problems with twin wheels on armoured cars and the decision to fit alternative tyres. | ||
| View original record | To R from DA. Copy to CI. Copy to EM. Copy to HJS. Copy to EFC. Copy to R.R. incorporated U.S.A. X.41098 RECEIVED OCT 7 1920 DA2/CB5-10-20. ---------- X.4195 Re Armoured Cars. ---------------- In… | ||
| img005 | Decisions on impulse starters versus hand magnetos for armoured cars, and the design of a suitable tyre air pump. | ||
| View original record | X.4195 Contd. Extract 7 E1/G8.10.20. ARMOURED CARS. X.4195. Impulse Starter versus Hand Magneto. Regarding the above point Mr. Royce stated that the War Department could have whichever they liked, but… | ||
| img006 | The design of a hand starter mechanism, with suggestions from Mr. Royce regarding the pinion and flywheel gearing. | ||
| View original record | 4 Contd. Hand Starter.- (For starting the engine from within the armoured turret by hand.) In the scheme brought by Mr. Day it was proposed to turn the engine by means of a pinion gearing with the… | ||
| img007 | Modifications for armoured cars requested by the War Office, outlining production schedules and potential delays. | ||
| View original record | COPY. To R. - from Wor. " BJ " " re Armoured Cars The Works Committee have met this morning to try and push this job. Attached to this note you will find a specification showing the modifications that… | ||
| img008 | War Office modifications, project delays, and attaching a memo from Mr. Royce. | ||
| View original record | -2- Wor4/M13.10.20. still be very doubtful from a point of view of quality, and that our scheme of designing parts, whilst being longer, would be in the long run better, and could be fitted later, and… | ||
| img009 | Modifications to armoured cars, focusing on the flywheel gear drive and pump fittings. | ||
| View original record | 15 X4195 To BJ. from R. Copy to CJ. " " Wor. " " Hs. " " Da. " " By. R4/G21.10.20 X.4195. RE ARMOURED CARS. Mr. Day was here yesterday, and as we found great trouble in getting a satisfactory barring… | ||
| img010 | Status update regarding the completion of work on armoured cars and chassis delivery. | ||
| View original record | R.R. 235B (100 T) S.H. 89. 22-7-20) G 2769 Contd. -2- lp R4/G21.10.20. As far as I know I have personally finished with all the work on the armoured cars, and as we have been allowed to fit the rest… | ||
| img011 | Positioning and installation of a hand magneto on armoured cars, referencing blueprint N Sch: 626. | ||
| View original record | From DA. COPY to HS (1 print). COPY to LB (1 print). COPY to JOC (1 print). RECEIVED X.4195 1920 DA1G/CB2C-10-20. X.4195 Re Hand Magneto on Armoured Cars. --------------------------------------- We… | ||
| img012 | 'N' Scheme 619, detailing the mounting of a battery in the frame for armoured cars. | ||
| View original record | X. 4195 To HS from DA. DAG/CB23-11-20. Re Battery in Frame. Attached is a print of "N" Scheme 619 shewing method of mounting the battery in the frame on the armoured cars. This scheme is not standard… | ||
| img013 | Specification document for an armoured car, detailing standard alternatives and special parts. | ||
| View original record | COPY. SPECIFICATION FOR ARMOURED CAR. The following special features where alternatives are allowed for on the standard chassis and new designs where new parts are called for by the War Office, are… | ||
| img014 | List of vehicle specifications and modifications for components like tyres, lighting, and engine parts. | ||
| View original record | -2- 11. 300 light steel annular pressings to be provided to act as auxiliary tyres. These to be bolted to the Michelin discs by 8 bolts .625" in diameter. 12. Special mechanical air pump, to be… | ||
| img015 | Status update on the supply of parts for Armoured Cars, highlighting delays due to strikes and supply chain issues. | ||
| View original record | BJ.from Wd. c.to Da. c.to By. c.to Hs. c.to Wor. c.to Bft. c.to Ma. X 4195 Wd5/NJ26.10.20. Re Armoured Cars. In reply to yours BJ(Py3)DB23.10.20, I can assure you that everything possible has been… | ||
| img016 | Production and delivery delays for tyre inflators and road springs due to a miners' strike and other industrial action. | ||
| View original record | - 2 - Tyre Inflator. This morning we have received a letter from Maxfield (Birmingham) Ltd. who are manufacturing the tyre pump. They state that, up to the present, they have been unable to obtain any… | ||
| img017 | Status update on the delivery and production of various vehicle components. | ||
| View original record | - 3 - which, due to our efforts and the assistance of the Midland Rly. officials, has been sent straight through to Derby and is actually being unloaded today. This consignment completes the whole of… | ||
| img018 | Supply chain status for towing hooks, front wings, and Michelin jacks, noting delays due to a coachbuilders strike. | ||
| View original record | - 4 - Wd5/NJ.26.10.20. Towing Hooks. Order Office have not yet received instructions from Drawing Office. Front Wings. These are being supplied by Holmes Bros. Derby. A sample pair have been supplied,… | ||
| img019 | Visit to Derby for 50 armoured cars for the India Office and requesting an Essex car. | ||
| View original record | S/W Hs. X4195 X 4217 X4195 C5/C13.10.21. I shall be coming to Derby tomorrow, in connection with the 50 armoured cars for the India Office, and if you will have one of those American cars ready I will… | ||
| img020 | Proposing a load and braking test for a standard chassis on a steep 1-in-5 gradient to determine its limits for armoured car use. | ||
| View original record | To Hs. from R. c. to CJ. X4195 R11/G6.9.21. X.4195 - RE ARMOURED CAR TEST. I think it would be a good thing if you took one of our standard chassis where there is a short steep hill and make tests of… | ||
| img021 | Issues with Armoured Cars overheating and boiling, with reference to tests on the Sussex Downs and requirements for the India Office. | ||
| View original record | X4195 To .. from BJ. Copy to EP. BJ2/CML.9.21. dictated 31.8.21. RE:- ARMOURED CARS. Thank you for R5/G37/8/21. The reason I suggested that it might be advisable for these to run slowly on hills and… | ||
| img022 | Vehicle performance tests conducted in sand and on hills at Long Valley, Aldershot. | ||
| View original record | 45 .TESTS IN THE SAND. LONG VALLEY, ALDERSHOT. The vehicle has a load of 3 tons 2 cwts. and will proceed to the front and take part in this test. The vehicles will be loaded as for service in India,… | ||
| img023 | Special road test conducted in the Leith Hill district. | ||
| View original record | 3W 47 DETAILS OF THE SPECIAL ROAD TEST. IN THE LEITH HILL DISTRICT. TORTURE TEST ON 'GHOST' 1. The vehicle will be loaded up to 4 tons 6 cwts. and the weight checked on the front and rear axle. The… | ||
| img024 | Strategies for passing performance trials for armoured car chassis for the India Office. | ||
| View original record | 43 To C.J. from B.J. BJ24/H25.8.21. Copies to R. Da. C. INDIA OFFICE. We have now received from the India Office a letter dated 22nd August enclosing a schedule of the proposed trials of armoured car… | ||
| img025 | Trial conditions for armoured cars fitted with a modified rear axle. | ||
| View original record | INDIA OFFICE. TRIAL CONDITIONS OF ROLLS-ROYCE ARMOURED CARS, FITTED WITH MODIFIED REAR AXLE. The following is a schedule of tests which will be applied to the vehicle fully loaded where not otherwise… | ||
| img026 | Specification document outlining conditions for brake, restarting, fuel consumption, and rough route trials for a vehicle. | ||
| View original record | 24 46 CONDITIONS OF ROYCE-CUMHA TRIAL TESTS WITH MODIFIED REAR AXLE. FORWARD AND REVERSE DIRECTIONS. 4. BRAKE TEST IN FORWARD AND REVERSE DIRECTIONS. The footbrake and handbrake will be tested… | ||
| img027 | Trial conditions for armoured cars fitted with a modified rear axle. | ||
| View original record | INDIA OFFICE. TRIAL CONDITIONS OF ROLLS-ROYCE ARMOURED CARS. FITTED WITH MODIFIED REAR AXLE. M.T.7214/M.I.G(h) 45 1. WEIGHT. The following is a schedule of tests which will be applied to the vehicle… | ||
| img028 | Test specifications for new axles, contract obligations, and potential engine boiling issues for an order of 19 cars. | ||
| View original record | 50 -3- BJ17/H23.8.21. 41 of the test which they wish the cars to pass, showing the gradients of hills, condition of ground, the distance to be run over sand, the consistency or depth of the sand, the… | ||
| img029 | Options for testing, guaranteeing, and quoting costs for new experimental axles for a chassis for the India Office. | ||
| View original record | -4- MR. EVERNDEN -c- BJ17/H23.8.21. 42 the new experimental axles after they have been in full use for the 19 chassis, or (c) whether we shall agree to guarantee the new axles and take them on to the… | ||
| img030 | To hold work on Tyre Pump Controls and Oil Separator for Armoured Cars for India due to an unsatisfactory report. | ||
| View original record | R R. 238s (100 T) (S.H. 798.10-12-20) G. 2948 X4195 To Mr ... c. to O.P. Dept. c. to Lft. c. to ... c. to C.W.T. c. to ... c. to Proficiency Board. c. to Hs. STAMP: U.W. APR 13 1921 RECEIVED… | ||
| img031 | India Office tests of Armoured Cars, attaching related documents. | ||
| View original record | X4195 To HS. from BJ. BJ21/CM31.8.21. dictated 30.8.21. RE:- INDIA OFFICE. With reference to Mr. Royce's memorandum R5/G27.8.21. concerning the India Office tests of Armoured Cars, copy of which he… | ||
| img032 | Status and specifications, particularly wheels and tyres, for 19 armoured cars for the India Office. | ||
| View original record | X. 4195 FR EP/Thn15/F10.5.31. RE. 19 ARMOURED CARS FOR INDIA OFFICE. ---------------------------------- We are still without instructions as to what wheels and tyres are to be fitted to the 19… | ||
| img033 | Experiment to improve the cooling efficiency of a 40/50 HP armoured car by fitting a cowl over the radiator and fan. | ||
| View original record | To Hs. from Da. X4195 Da3/G23.8.21 RE. 40/50 H.P. COOLING. X.4195 X.3456 X.3438 The armoured car people some time ago found trouble with the cooling of the standard car on the sand test, and they… | ||
| img034 | Conditions and technical challenges of armoured cars for India Office tests. | ||
| View original record | To BJ. from R. c. to CJ. c. to Hs. c. to Wor. c. to Da. c. to EP. X4195 R5/G27.8.21. X.4195 - RE ARMOURED CARS. (for India Office tests) With reference to the India Office and armoured cars, I think… | ||
| img035 | Radiator capacity and engine cooling in response to a War Office request. | ||
| View original record | Contd. -2- With reference to the capacity of our radiators for dispersing heat, it will be remembered that they are already of very efficient construction. They are deep and large, they serve their… | ||
| img036 | Chassis limitations for steep hill climbing tests, including gearing, brakes, and wheel size modifications. | ||
| View original record | contd:- -4- R5/G27.8.21. EP. and a chassis which could be loaded up suitably so that they could find what weight our present chassis would perform the test they require, and therefore get a very fair… | ||
| img037 | The suitability of different chassis for armoured car tests, considering standard, special, and commercial options. | ||
| View original record | contd. -3- R5/G27.8.21 standard chassis they would not consider for a moment these tests, and I am not sure whether it is really going to pay us to make a few special chassis anywhere near the… | ||
| img038 | Letter discussing cooling issues on an Armoured Car chassis following a trial. | ||
| View original record | X4195 The Ingle Nook, West Wittering. 25th. Nov. 1921. Hs. Mr. Maddocks. } from DA. COOLING ON ARMOURED CARS. I have had a letter from Major Lewin describing a Trial up the Snake of one of our… | ||
| img039 | Design and selection of a new rear axle for armoured cars. | ||
| View original record | To R. from Da. c. to Hs. c. to Mr. Maddocks c. to U. ARMOURED CARS - NEW REAR AXLE. Major Lewin said there was some difficulty on the ground of cost. He said, however, that he would go over the matter… | ||
| img040 | Development of new axles for armoured cars and government procurement of air-cooled vehicles. | ||
| View original record | contd:- -2- Da2/1.12.21. ------------ make one of the new axles in the Experimental Shop. He. points out that the cost would not be great, perhaps £500 to £700, and that the information regarding the… | ||
| img041 | Cooling performance of an armoured car chassis for the India Office and proposing improvements. | ||
| View original record | X4195 c. to Hs. C. to Mr. Maddocks Dal/1.12.21. ARMOURED CARS FOR INDIA OFFICE - COOLING. I met Mr. Hives and Mr. Maddocks at Conduit Street yesterday morning. Mr. Maddocks said that the trial up the… | ||
| img042 | Engine cooling modifications and performance in warm weather, involving the India Office. | ||
| View original record | contd. -2- 5. Slowing down the water circulation. 6. Fitting an auxiliary water tank. 7. Fitting a simple exhaust pipe to a single silencer at the rear. (With the object of opening out the air space… | ||
| img043 | Internal discussion regarding the arrangement to unofficially test a new, larger radiator in India to address potential overheating issues. | ||
| View original record | contd. -3- of replacing this in some districts. The arrangement finally came to was that the cars should be delivered as now, and that one new radiator only should be built and despatched unofficially… | ||
| img044 | Continued note discussing a solution for an engine boiling issue in South Africa using a throttling sleeve. | ||
| View original record | contd. -4- Dal/1.12.21. ------------ putting a throttling sleeve in somewhere. he mentioned a bad case of boiling in S. Africa which had been cured by this means. Da. | ||
| img045 | Cooling problems and potential radiator modifications for armoured cars. | ||
| View original record | Hs. from Da. c. to Mr. Maddocks c. to R. c. to S. X4195 59 Dal/2.12.21. RE ARMOURED CARS - COOLING. Mr. Royce, after reading the report of the proceedings at the India Office on Wednesday, agrees to… | ||
| img046 | Solutions for cooling system inefficiencies and water loss in Armoured Cars. | ||
| View original record | BY. from R. c. to CJ. c. to Hs. c. to EP. c. to Da. X4195 6.12.21. ARMOURED CARS. K.4195. X.766 I am quite agreeable to the tall radiator cap for the above, but have no faith in its efficiency. My… | ||
| img047 | Testing issues with an order of 19 armoured cars for the India Office and subsequent discussions on modifications. | ||
| View original record | 041 To C.J. from B.J.) Copies to H.) D.G.) BJ17/H28.8.21. -S- INDIA OFFICE. B.J. and B.A. attended at the India Office on Friday last, the 19th, and met Mr. Best of the Contracts Branch, Colonel… | ||
| img048 | Contractual dispute with the India Office over car tests and payment. | ||
| View original record | 40 -2- BJ/H2 24.8.21 (Cont'd. fr. P.1) 6. At our conference on Friday we discussed payment. The India Office state that they cannot accept the cars because they were unsatisfactory during the test. We… | ||
| img049 | The general condition and required repairs for an overhaul of 10 Armoured Cars. | ||
| View original record | His RECEIVED [STAMP: JUN 24] Y4195 From Hm. -R.I. Governor. C. to Hs. Hm23/W22.6.27. Re Overhaul of 10 Armoured Cars. We send you herewith a short report on the general condition of the above cars,… | ||
| img050 | Condition report on the parts of a 40/50HP S.G. model car, with handwritten biographical notes. | ||
| View original record | Contd. The remaining parts of the car compare very favourably with the usual wear which takes place on the ordinary 40/50HP. S.G. model. [Faint typed text below main paragraph] Report on the General… | ||
| img051 | Requesting a meeting to discuss alterations to the evaporatively cooled Phantom I engine in an armoured car. | ||
| View original record | E. Hs. Lr. X4195. BY/Cgh. 3/G. 13.4.32. EVAPORATIVELY COOLED P.1 ENGINE IN ARMOURED CAR. ------------------------------------------------------ We are requested by WOR. to co-operate with you in… | ||
| img052 | On issues and proposed alterations for an evaporatively cooled Phantom 1 engine in an armoured car. | ||
| View original record | X4195. WOP. c. [REDACTED] c. Hs. BY/Cgh.1/G.14.4.32. EVAPORATIVELY COOLED PHANTOM 1. ENGINE IN ARMOURED CAR. ------------------------------------------------------ The difficulty with the… | ||
| img053 | Graph showing hot well pump calibration for an evaporatively cooled Phantom I engine in an armoured car. | ||
| View original record | EVAPORATIVELY COOLED PHANTOM I ENGINE IN ARMOURED CAR HOT WELL PUMP CALIBRATION. PUMP SPEED = 1/2 ENGINE SPEED. HEAD ON PUMP INLET = 6" " " " DELIVERY = 2'6" H-36/1 (SIMILAR TO SYSTEM AS ARRANGED ON… | ||
| img054 | The evaporatively cooled system for a Phantom I engine in an armoured car. | ||
| View original record | ~~By~~ from Lr. c. Hs/Gib. GIB 84195? EVAPORATIVELY COOLED SYSTEM. PHANTOM I ENGINE IN ARMOURED CAR. Attached is a copy of the calibration of the hot well pump. It will be seen from the figures that… | ||
| img055 | Engine cooling systems, fan power, and airflow in car experiments. | ||
| View original record | -2- Lr.3/AD5.4.32 contd. With regard to the cooling air supply, the effect of the increased fan capacity is very illuminating and demonstrates an interesting possibility for application to aero engine… | ||
| img056 | Request for a drawing print of an evaporative cooling system for a Phantom 1 armoured car. | ||
| View original record | S/W To Hs/Pav. from F. Copy to Wor. RECEIVED K GJB + 419S. F6/JL.11.5.33. 73 See me HS EVAPORATIVE COOLING SYSTEM ON PHANTOM 1. ARMOURED CAR. With reference to Hs/Pav.6/KT.12.4.33, will you please let… | ||
| img057 | Cover letter for an attached letter to the War Office regarding test results for the evaporative cooling system on a Phantom 1 Armoured Car. | ||
| View original record | S/W To Hs. from F. Copy to Wor. By. Ir. Mx. 84195 F3/JL.9.5.33. 72 EVAPORATIVE COOLING SYSTEM ON PHANTOM 1. ARMOURED CAR. With reference to Hs/Pav.6/KT.12.4.33, please see the attached copy of a… | ||
| img058 | Acknowledging receipt of a letter and drawing concerning the evaporative cooling system on a Phantom 1 Armoured Car. | ||
| View original record | S/W To Hs/Gib. from F. Copy to Wor. 84195 F16/JL.16.5.33. 75 EVAPORATIVE COOLING SYSTEM ON PHANTOM 1. ARMOURED CAR. Thank you for Hs/Gib.5/MJ.15.5.33 and the drawing R.R.Sch.375 sent therewith. The… | ||
| img059 | Parts for the removal of a hot well pump and fitting of a hydraulic ejector on an armoured car. | ||
| View original record | GIB Y 4195. HY/RDS/W.4.4.33. Re :- Evaporatively-cooled Armoured Car 164-WO. - Order Number 55796 - Removal of Hot Well Pump and fitting of Hydraulic Ejector. Please receive herewith blue prints of… | ||
| img060 | Instructions for fitting a copper pipe between the water pump and ejector, sending drawings, and testing. | ||
| View original record | 70 HY/RBS/W.4.4.33. (Contd :- - 2a for, and fit the necessary 3/8". copper pipe between the water pump and ejector. We are sending the original drawings to the Order Office and a set of prints to… | ||