Rolls-Royce Archives
From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
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DescriptionDateIdentifier
Providing an update on various engine tests, axle issues, and progress on aircraft and boat projects.7th May 1930Box 19 \ 3  Scan322
20-EX vehicle testing, frame stiffening, suspension issues, and arrangements for a left-hand drive car test.7th May 1930Box 19 \ 3  Scan323
Radiator cooling issues, brake squeaks, and damper performance on specific chassis.7th May 1930Box 19 \ 3  Scan324
List of required modifications and instructions for a Phantom II, second chassis.7th May 1930Box 19 \ 3  Scan325
Numbered list of queries and action items regarding vehicle component design, sourcing, and fitting.7th May 1930Box 19 \ 3  Scan326
Page of minutes discussing a rear wheel carrier, an instrument board for American instruments, and an instruction book.7th May 1930Box 19 \ 3  Scan327
Finishing instructions for Experimental Phantom II No. 2, concerning paint, moulding, and interior trim.8th May 1930Box 19 \ 3  Scan328
Letter to G.W. Hancock regarding a forgotten washer and new Lodge sparking plugs for testing.8th May 1930Box 19 \ 3  Scan329
Arranging a meeting to discuss the contents of the L.H. Phantom II tool kit.8th May 1930Box 19 \ 3  Scan330
Design of fabric couplings, comparing screwed ferrules to rivets and bulged to plain types.9th May 1930Box 19 \ 3  Scan331
Test results of a bulged fabric coupling compared to the standard version.9th May 1930Box 19 \ 3  Scan332
Confirming the dispatch of radiator mounting pieces and an accompanying spring sketch.9th May 1930Box 19 \ 3  Scan333
Standardisation of new features between English and American left-hand drive chassis.29th May 1930Box 19 \ 3  Scan334
Issues with the shock dampers and central lubrication on a left-handed chassis for America before a 10,000-mile test.9th May 1930Box 19 \ 3  Scan335
Proposals and modifications for shock dampers.10th May 1930Box 19 \ 3  Scan336
Secret memo discussing the sourcing and technical specifications of American vs. English instruments for the L.H. S.S. instrument board.10th May 1930Box 19 \ 3  Scan337
Supply and fitting of instruments, proposing which parts should be supplied by America vs. England.10th May 1930Box 19 \ 3  Scan338
Instrument panel lighting and the sourcing of instruments for vehicles.10th May 1930Box 19 \ 3  Scan339
Schemes for front shock dampers and centralised lubrication for the 2nd L.H. Phantom II.11th May 1930Box 19 \ 3  Scan340
Suggestions for the bonnet and radiator shutter temperature range.12th May 1930Box 19 \ 3  Scan341
Engine cooling systems, including thermostats and bonnet ventilation.12th May 1930Box 19 \ 3  Scan342
Comparing shutters and louvres, discussing radiator performance, and proposals for coachwork ventilation.12th May 1930Box 19 \ 3  Scan343
Vehicle ventilation and dashboard design issues, with a summary of suggested improvements.12th May 1930Box 19 \ 3  Scan344
Technical memo discussing design changes for the front shock damper central lubrication system.12th May 1930Box 19 \ 3  Scan345
Continued discussion on coils, pressure systems, and rear dampers.12th May 1930Box 19 \ 3  Scan346
Design changes to the L.H. Chassis, specifically the hand brake quadrant stop and a gear lever retaining nut.14th May 1930Box 19 \ 3  Scan347
Telegram reporting that the modified radiator mounting on the 24/EX is absolutely steady.14th May 1930Box 19 \ 3  Scan348
Visit to 'R.' at Le Canadel discussing the design of the 25 HP car.14th May 1930Box 19 \ 3  Scan349
Design changes for a 25 HP experimental chassis and modifications to the Phantom II.14th May 1930Box 19 \ 3  Scan350
Report page discussing design modifications for the Phantom II left-hand chassis, engine controls, and bumpers.14th May 1930Box 19 \ 3  Scan351
Page from a report discussing aero engine options including twelve, eight, and six-cylinder variants, and compression ignition.14th May 1930Box 19 \ 3  Scan352
Engine development, considering a longer stroke, a 1000 HP requirement, and a two-charge battery scheme.14th May 1930Box 19 \ 3  Scan353
Maintenance and delivery instructions for Mr. Sidgreaves' car, model 404 MR.14th May 1930Box 19 \ 3  Scan354
Modification to the front step-iron on a Left-hand Phantom II chassis for an experimental car.14th May 1930Box 19 \ 3  Scan355
Selection and arrangement of instruments for the P.2. L.H. vehicle instrument board.14th May 1930Box 19 \ 3  Scan356
Modifications and specifications for an American instrument board.14th May 1930Box 19 \ 3  Scan357
American instruments, a Seth Thomas clock and an American speedometer, for an experimental car.14th May 1930Box 19 \ 3  Scan358
Fitment and isolation gap for the L.H. Bonnet.14th May 1930Box 19 \ 3  Scan359
The repositioning of L.H. Step Brackets for the P.2 model.14th May 1930Box 19 \ 3  Scan360
Telegram from Hancock requesting a paper authorizing a signature for '24 - EX'.14th May 1930Box 19 \ 3  Scan361
Calculations for spring deflection and pitching frequency on Phantom II and 25 HP models.15th May 1930Box 19 \ 3  Scan362
Authorization letter for Mr G. W. Hancock to sign papers regarding car 24-EX.15th May 1930Box 19 \ 3  Scan363
Confirming that the modified 24-EX radiator mounting is absolutely steady.15th May 1930Box 19 \ 3  Scan364
Highlighting an issue where fitting bumpers prevents the starting handle from being positioned correctly on the L.H. Chassis.15th May 1930Box 19 \ 3  Scan365
Outlining various points of discussion and suggestions regarding the second L.H. Phantom II experimental car.15th May 1940Box 19 \ 3  Scan366
Continuation page of a document with questions and comments on vehicle design features.15th May 1930Box 19 \ 3  Scan367
Investigations into rough engines and chronic pounding on the L.H. P.I. Chassis.16th May 1930Box 19 \ 3  Scan368
Engine vibration issues ('pounders') and investigating specific chassis complaints, concluding that coachwork resonance is the likely cause.30th Apr 1930Box 19 \ 3  Scan369
Letter discussing the results of lining up induction pipe bores on two specific engines to reduce thumping.29th Apr 1930Box 19 \ 3  Scan370
Procurement of a special fuel gauge to suit American conditions.16th May 1930Box 19 \ 3  Scan371
Objections to instrument board components and proposing alternative solutions.17th May 1930Box 19 \ 3  Scan372
List of design considerations for vehicle dashboard instruments and controls.17th May 1930Box 19 \ 3  Scan373
Commentary on the instrument panel layout of the Phantom II model and potential modifications for additional instruments.16th May 1930Box 19 \ 3  Scan374
Blueprint detailing the layout and components of an automobile instrument board.16th May 1930Box 19 \ 3  Scan375
Cover sheet with a 'Print Room, Derby' reception stamp.16th May 1930Box 19 \ 3  Scan376
Forwarding notes on issues with the Phantom II Chassis, 69-WJ, the second chassis shipped to the United States.19th May 1930Box 19 \ 3  Scan377
Test drive report and fault analysis for chassis 69-WJ.2nd May 1930Box 19 \ 3  Scan378
Technical memorandum discussing different petrol tank and gas gauge designs, focusing on venting issues.19th May 1930Box 19 \ 3  Scan379
Issues and solutions for fuel gauges, balance lines, and tank units on various car models.19th May 1930Box 19 \ 3  Scan380
Technical discussion on the K.S. Sprengel pump, correction pumps, and issues with air and fuel vapor in pressure lines for gauges.19th May 1930Box 19 \ 3  Scan381
The issues and disadvantages found with Nivex and aneroid gauges.19th May 1930Box 19 \ 3  Scan382
List of required modifications for a Left-Hand Phantom II chassis ahead of a 10,000-mile test.20th May 1930Box 19 \ 3  Scan383
Performance issues of vacuum and electric windshield wipers and proposing improvements.20th May 1930Box 19 \ 3  Scan384
Fitting and connection of vacuum windscreen wipers on various models.20th May 1930Box 19 \ 3  Scan385
Requesting authorisation to test two American wheel and tire types on the 25 HP model for future orders.20th May 1930Box 19 \ 3  Scan386
Suggestions for improving the generator (dynamo), headlamp performance, and ignition switch operation.21th May 1930Box 19 \ 3  Scan387
Typed note on the reliability of a cut-out mechanism based on experience with a large number of cars.21th May 1930Box 19 \ 3  Scan388
Telegram received by telephone regarding the movement of experimental cars and personnel.21th Aug 1930Box 19 \ 3  Scan389
Secret internal memorandum discussing various layouts for the instrument board of the 25EX model.21th May 1930Box 19 \ 3  Scan390
Report from G.W.H. to Hs. concerning the movements of experimental cars 23-EX and 24-EX.22th May 1930Box 19 \ 3  Scan391
Issues with brakes, gearbox, and rear axle on a Phantom II Chassis (69-WJ).22th May 1930Box 19 \ 3  Scan392
Leakage and noise issues with the gears, rear axle, and propeller shaft.22th May 1930Box 19 \ 3  Scan393
Oil leakage from the rear gearbox bearing when the car is in reverse, referencing the S.Ghost model.22th May 1930Box 19 \ 3  Scan394
Modifications for the Left Hand Phantom II Chassis.22th May 1930Box 19 \ 3  Scan395
Note about an unlisted job concerning reversing the oil jet in the timing gears.22th May 1930Box 19 \ 3  Scan396
Responding to several numbered points regarding chassis and component modifications.24th May 1930Box 19 \ 3  Scan397
Placement of a Bosch dimming switch and a battery support.24th May 1930Box 19 \ 3  Scan398
Clearance issue with the crankcase breather pipe and extra oil cock control rod on the L.H. P.2. chassis.24th May 1930Box 19 \ 3  Scan399
Modifications to a double-acting thermostat for radiator shutters.24th May 1930Box 19 \ 3  Scan400
Modifications to the Auto-Klean strainer, including gland design and a new ratchet device.24th May 1930Box 19 \ 3  Scan401
Repositioning the petrol filter and concerns regarding potential air locks.24th May 1930Box 19 \ 3  Scan402
Query regarding the readiness of the car body for the second left-hand chassis 25-EX.26th May 1930Box 19 \ 3  Scan403
The original drawing for the Auto-Klean strainer and freewheel ratchet device details.26th May 1930Box 19 \ 3  Scan404
Alternative schemes and modifications for the instrument board of a Left Hand Phantom chassis.26th May 1930Box 19 \ 3  Scan405
Modifications and issues concerning the Phantom II L.H. Chassis.26th May 1930Box 19 \ 3  Scan406
The collection of the body for the second left-hand chassis 25-EX.27th May 1930Box 19 \ 3  Scan407
Maurice Olley forwarding a copy of a letter received from Mr. Cheney Wells.27th May 1930Box 19 \ 3  Scan408
Letter from the American Optical Company Limited expressing enthusiasm for the new 20-25 and Phantom II models.23th May 1930Box 19 \ 3  Scan409
Page two of a typed letter expressing thanks and looking forward to a future meeting in America.27th May 1930Box 19 \ 3  Scan410
Issues with 19' wheels and proposing solutions involving different tire types and sizes.28th May 1930Box 19 \ 3  Scan411
Decisions on wheel size, rim type, and tire section, with comparative data.28th May 1930Box 19 \ 3  Scan412
On proposed modifications to the L.H. P.2 gearbox central levers to increase load against sideways deflection.28th May 1930Box 19 \ 3  Scan413
Proposal for a scheme to cover the exposed lubricated surface of the change speed ball for the L.H. chassis change gear.29th May 1930Box 19 \ 3  Scan414
Communication about adding ignition type tungsten contacts to the L.H. Chassis backing light switch.29th May 1930Box 19 \ 3  Scan415
The cantilever battery support for the Phantom II model.29th May 1930Box 19 \ 3  Scan416
Two schemes for a centralized chassis lubrication dashboard pump to address difficulty on a left-hand drive chassis.30th May 1930Box 19 \ 3  Scan417
The nickel silver lagging slipping down on a chassis exhaust system.2nd Jun 1930Box 19 \ 4  Scan001
Design options for a battery support subframe, weighing a cantilever scheme against a tubular cross member.3rd Jun 1930Box 19 \ 4  Scan002
Modifications for the L.H. Phantom II - 24-EX, urging completion of schemes before the holidays.3rd Jun 1930Box 19 \ 4  Scan003
Status list of modifications and tasks for the L.H. Phantom II, 24-EX project.3rd Jun 1930Box 19 \ 4  Scan004


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