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
Request to register chassis 18-EX in the name of Mr. Hives for sending to France.2nd Dec 1929Box 65a \ 3  scan0175
Suggesting mechanical features and modifications for a proposed new Phantom II trials car.16th Dec 1929Box 65a \ 3  scan0176
Carburetter standardisation, Phantom II frame modifications, and a new carburetter design.17th Dec 1929Box 65a \ 3  scan0177
Meeting notes discussing design modifications for engines, including the 20 HP and Aero R.20th Dec 1929Box 65a \ 3  scan0178
Test report on an S.S. type air silencer carburetter, detailing power loss calculations and subsequent modifications.20th Dec 1929Box 65a \ 3  scan0179
Power loss analysis related to carburetter and air-silencer modifications.20th Dec 1929Box 65a \ 3  scan0180
Proposed modifications to a silencer and carburetter to improve airflow and reduce noise.6th Dec 1929Box 65a \ 3  scan0181
Performance graph comparing Brake Horse Power vs. RPM for an engine with various carburettor and air silencer configurations.6th Dec 1929Box 65a \ 3  scan0182
Graph plotting Brake Horse Power against engine RPM for air silencer carburettor development.9th Dec 1929Box 65a \ 3  scan0183
Letter from Sir Henry Segrave providing driving feedback on a Phantom II and a 25 hp model.28th Dec 1929Box 65a \ 3  scan0184
The concluding page of a letter signed by H.O.D. Segrave.28th Dec 1929Box 65a \ 3  scan0185
Test report on a Phantom II with a Barker coachbuilt body, detailing engine issues, excellent brakes, and a dangerously flexible chassis.28th Dec 1929Box 65a \ 3  scan0186
Performance review and critique of a car's springing, gearbox, steering, and body.28th Dec 1929Box 65a \ 3  scan0187
Driving performance review of a car, detailing issues with rattling doors, acceleration lag, and comparisons to competitors.1st Jan 1930Box 65a \ 3  scan0188
Phantom II riding comfort, with suggestions regarding tyre pressure, spring bedding, and shock absorbers.1st Jan 1930Box 65a \ 3  scan0189
Recommending a list of spares and depot sheets for America for the Phantom II model.3rd Jan 1930Box 65a \ 3  scan0190
Typed list of spare parts required for R.R.A.I.15th Jan 1930Box 65a \ 3  scan0191
Proposed new design for the front number-plate bracket on the Phantom II.15th Jan 1930Box 65a \ 3  scan0192
Issues and recommendations for the Phantom II petrol feed system.27th Jan 1930Box 65a \ 3  scan0193
Specifications for a modified ball pin and steering arm for the Phantom II.28th Jan 1930Box 65a \ 3  scan0194
Revisions to the Phantom II bonnet and dash, following criticisms of a design fitted to Sir Henry Segrave's car.4th Feb 1930Box 65a \ 3  scan0195
Proposed modifications to the Phantom II bonnet and dash.13th Feb 1930Box 65a \ 3  scan0196
Unsatisfactory results of a bonnet, radiator, and dashboard design for the Phantom II and proposing a modified version for review.27th Feb 1930Box 65a \ 3  scan0197
Quarterly complaints and points requiring experimental attention for the 20 HP and Phantom models.27th Feb 1930Box 65a \ 3  scan0198
Typewritten page discussing the reason for a failed coupling.14th Mar 1930Box 65a \ 3  scan0199
Proposed modifications to the bonnet, radiator, and dashboard for the 20/25 HP and Phantom II models.14th Mar 1930Box 65a \ 3  scan0200
Ongoing engine vibration issues, referred to as 'fuss and roar', in the Phantom II and 20 HP models.20th Mar 1930Box 65a \ 3  scan0201
Report discussing issues with a limousine body, particularly a feature worse in the front seats, and interactions with body constructors.9th Apr 1930Box 65a \ 3  scan0202
Instructions for modifying car 20-EX for maximum rigidity tests.9th Apr 1930Box 65a \ 3  scan0203
Mr. Fairey's feedback and technical issues experienced with his Phantom II (Chassis 34-GN) in France.10th Apr 1930Box 65a \ 3  scan0204
Issues with oil pressure, dynamo charging rates, dashboard lighting, and radiator shutters.10th Apr 1930Box 65a \ 3  scan0205
Issues with bonnet locks, brake pedal, suspension, and overall vehicle performance.10th Apr 1930Box 65a \ 3  scan0206
List of points requiring attention for chassis 34-XN.7th May 1930Box 65a \ 3  scan0207
Confirming authority for further production of 40/50 HP 'N2' series chassis and attaching the output programme.7th May 1930Box 65a \ 3  scan0208
Production schedule for the 40/50 HP Chassis, Series N2, detailing timelines and output targets.7th May 1930Box 65a \ 3  scan0209
New engine mounting for the 22-EX model, listing the new parts and outlining the fitting plan.8th May 1930Box 65a \ 3  scan0210
Standardisation of new features for English and American left-handed chassis production.9th May 1930Box 65a \ 3  scan0211
Urgent car work items including radiator mounting, frame stiffness and shock damper lubrication.13th May 1930Box 65a \ 3  scan0212
Design improvements for shutters, clutch, accessories, plating, and future engine progress.3rd May 1930Box 65a \ 3  scan0213
Report page discussing Austenitic steel, carburettors, ignition timing, and the P.2. model.3rd May 1930Box 65a \ 3  scan0214
Visit to 'R.' at Le Canadel to discuss the 25 HP car model.14th May 1930Box 65a \ 3  scan0215
Proposed design changes for a 'Japan' type engine, a new 25 HP experimental chassis, and the Phantom II.14th May 1930Box 65a \ 3  scan0216
Design criticisms and proposed modifications for the Phantom II left-hand chassis, engine layout, and bumpers.14th May 1930Box 65a \ 3  scan0217
Various engine configurations, including private venture and compression ignition types.14th May 1930Box 65a \ 3  scan0218
Engine design for a 1000 HP Air Ministry requirement and a two-charge scheme for a battery.19th May 1930Box 65a \ 3  scan0219
Required preparations and modifications for experimental car models 19-EX and 22-EX.19th May 1930Box 65a \ 3  scan0220
Complaints about the riding qualities of the Phantom II and 25 HP models, analysing potential causes and solutions.19th May 1930Box 65a \ 3  scan0221
Vehicle suspension, body size, and optimal tyre pressures for different models.20th May 1930Box 65a \ 3  scan0222
List of urgent design work priorities for car components, including the petrol pump, carburettor, change gear, and shock dampers.20th May 1930Box 65a \ 3  scan0223
Importance of continuous design improvement and innovation to maintain a standard of perfection.20th May 1930Box 65a \ 3  scan0224
List of required repairs for car 18-EX before its disposal.24th May 1930Box 65a \ 3  scan0225
Modifications and feedback on the Phantom II chassis and engine components.26th May 1930Box 65a \ 3  scan0226
Tests of completed cars, detailing issues and recommendations for subframes, brake drums, joints, and wiring.26th Jun 1930Box 65a \ 3  scan0227
List of observations and suggested alterations for vehicle components including lighting, headlamps, and bonnet construction.26th Jun 1930Box 65a \ 3  scan0228
Proposal to increase the diameter and stiffness of clutch and brake pedal stems to prevent bending.3rd Jul 1930Box 65a \ 3  scan0229
Tests at Brooklands to address vehicle overheating issues, including modifications and results.3rd Jul 1930Box 65a \ 3  scan0230
Tests of completed cars, detailing issues with subframe alignment and proposing a rubber mounted central support.3rd Jul 1930Box 65a \ 3  scan0231
Use of harder rubber buffers for scuttle isolation and engine noise control.3rd Jul 1930Box 65a \ 3  scan0232
Tests of completed cars, specifically addressing subframe production and headlamp wiring alternatives.5th Jul 1930Box 65a \ 3  scan0233
Typed memorandum detailing modifications to an accessory box, headlamp brackets, bonnets, and pedal stems.5th Jul 1930Box 65a \ 3  scan0234
List of special features for the Phantom II Left Hand chassis for American and Home production.7th Jul 1930Box 65a \ 3  scan0235
Numbered list of vehicle features and modifications, with a concluding note.7th Jul 1930Box 65a \ 3  scan0236
List of modifications to be incorporated into the 40/50 HP Chassis, N.2 series material.8th Jul 1930Box 65a \ 3  scan0237
Request to issue standardisation sheets, listing materials held up pending decisions on modified designs.8th Jul 1930Box 65a \ 3  scan0238
Modifications to the rear of a P.2 chassis when no spare wheel is fitted, covering the petrol tank and a new luggage grid design.12th Jul 1930Box 65a \ 3  scan0239
Chassis and coachwork matters arising from car tests, focusing on rear wheel arch and scuttle isolation issues.15th Jul 1930Box 65a \ 3  scan0240
Series of notes regarding issues and suggestions for vehicle components such as the subframe, dashboard, and bonnet.15th Jul 1930Box 65a \ 3  scan0241
Issues and solutions for louvered bonnets, gastight levers, and floorboards on various car models.18th Jul 1930Box 65a \ 3  scan0242
Private memo regarding the production and testing schedule for Left-Handed Phantom II chassis for America.18th Jul 1930Box 65a \ 3  scan0243
Follow-up request for a copy of a reply concerning the rear end of a P.2 model when no spare wheel is fitted.21th Jul 1930Box 65a \ 3  scan0244
Modifications to the rear end of a Phantom II car without a spare wheel carrier.23th Jul 1930Box 65a \ 3  scan0245
Continued memo discussing the practicality of fitting a part and the accessibility of a tool box.23th Jul 1930Box 65a \ 3  scan0246
Discussion note regarding Commander Glen Kidston's requested modifications for a Phantom II.31th Jul 1930Box 65a \ 3  scan0247
Client-requested modifications for a car's bonnet, steering column, wheel, and instruments.31th Jul 1930Box 65a \ 3  scan0248
Customer Commander Kidson's requests for specific vehicle modifications.31th Jul 1930Box 65a \ 3  scan0249
Customer feedback and recommendations on brakes, axle ratio, suspension, petrol tank, and spare wheels.31th Jul 1930Box 65a \ 3  scan0250
Accommodating Commander Kidson's specific car modifications for comfort, stability, and appearance.31th Jul 1930Box 65a \ 3  scan0251
Solutions to prevent radiator water loss in the Phantom II model.31th Aug 1930Box 65a \ 3  scan0252
Technical memo discussing the design and performance of square tube radiators and bonnet ventilation.31th Aug 1930Box 65a \ 3  scan0253
Dissatisfaction with the bonnet lock and requesting new horizontal louvres.31th Aug 1930Box 65a \ 3  scan0254
Radiator shutter friction and proposed modifications to the lower bearing design.31th Aug 1930Box 65a \ 3  scan0255
Specifications for the building of a replica 26-EX car for experimental purposes.26th Sep 1930Box 65a \ 3  scan0256
List of modifications and required designs for various vehicle components.26th Sep 1930Box 65a \ 3  scan0257
Impressions from a Motor Show regarding car design, manufacturing costs, quality, and customer expectations.1st Oct 1930Box 65a \ 3  scan0258
Future car development, engine choices, and design improvements.1st Oct 1930Box 65a \ 3  scan0259
Engine mounting options, the 12-cylinder engine, superchargers, and the 25HP model.4th Nov 1930Box 65a \ 3  scan0260
On engine roughness and body booming issues on the 20 HP, 40/50, and Phantom II models, proposing a new testing scheme.4th Nov 1930Box 65a \ 3  scan0261
Investigation into a 'boom' noise complaint on Phantom II cars at certain engine speeds.10th Nov 1930Box 65a \ 3  scan0262
Testing engine mounts and rubber insulations to reduce engine boom at various speeds.1st Nov 1950Box 65a \ 3  scan0263
Investigation into the cause of a vehicle 'boom' noise, concluding it's from vibration, not the exhaust.10th Nov 1930Box 65a \ 3  scan0264
Work order detailing modifications and experiments for 40/50 HP and 20/25 HP cars.15th Dec 1930Box 65a \ 3  scan0265
Progress report on a 20 HP crankshaft and 'Bump' rig component testing.22th Nov 1930Box 65a \ 3  scan0266
Confidential letter summarizing issues with vibrations and engine speeds, proposing solutions for 12-cylinder engines and a new larger engine.29th Jan 1931Box 65a \ 3  scan0267
Engine and flywheel vibrations in various car models, including potential causes and cures.29th Jan 1931Box 65a \ 3  scan0268
Technical letter discussing engine balancing, high revs, steering troubles, and the development of a 12-cylinder engine.31th Jan 1931Box 65a \ 3  scan0269
Meeting report discussing Phantom II issues and a comparative road test of an 8 Litre Bentley.31th Jan 1931Box 65a \ 3  scan0270
Car performance issues regarding gears, steering, and torque reaction, with proposed experimental solutions.31th Jan 1931Box 65a \ 3  scan0271
Meeting notes or summary discussing various automotive component designs and tests.31th Jan 1931Box 65a \ 3  scan0272
Meeting notes discussing improvements to the 24-EX car and the potential purchase of a twelve-cylinder Cadillac.31th Jan 1931Box 65a \ 3  scan0273
Confidential letter discussing the competitive threat of the Bentley 8 litre and issues with the Phantom II engine.9th Jan 1931Box 65a \ 3  scan0274


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