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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The durability testing of a II Phantom II model car in France, detailing issues with oil temperature and transmission rattles.21th Nov 1932Box 1 \ 8  B001_X100 Engine Chassis-page108
Technical report detailing development progress and issues with various vehicle systems.21th Nov 1932Box 1 \ 8  B001_X100 Engine Chassis-page109
Road test report on a car's general running performance over 500 miles.21th Nov 1932Box 1 \ 8  B001_X100 Engine Chassis-page110
Requesting clearer headings for documents concerning the Peregrine to avoid confusion with the Phantom II.22th Nov 1932Box 1 \ 8  B001_X100 Engine Chassis-page111
Recommending the production of six advance Peregrine chassis and outlining the benefits.28th Nov 1932Box 1 \ 8  B001_X100 Engine Chassis-page112
Responsible people and methods for manufacture, and a plan for completing six chassis by March for Peregrine orders.28th Nov 1932Box 1 \ 8  B001_X100 Engine Chassis-page113
Request for part lists for the Peregrine engine, detailing components ready for tool production.30th Nov 1932Box 1 \ 8  B001_X100 Engine Chassis-page114
List of vehicle components with handwritten amendments for the gearbox and front axle.30th Nov 1932Box 1 \ 8  B001_X100 Engine Chassis-page115
Progress of modifications for the Peregrine and Bensport projects.1st Dec 1932Box 1 \ 8  B001_X100 Engine Chassis-page116
Progress report on the status of the Engine Torque Arms and Tachometer Drive.1st Dec 1932Box 1 \ 8  B001_X100 Engine Chassis-page117
Material and design issues for the Peregrine project, including the crankcase, gearbox, and brake gear.1st Dec 1932Box 1 \ 8  B001_X100 Engine Chassis-page118
Design and material release for Peregrine components, including axles and shafts.2nd Dec 1932Box 1 \ 8  B001_X100 Engine Chassis-page119
List of parts considered safe to proceed with for the Peregrine project, with accompanying notes and potential modifications.5th Dec 1932Box 1 \ 8  B001_X100 Engine Chassis-page120
Continuation page of a list of vehicle components and their status, including the gearbox.5th Dec 1932Box 1 \ 8  B001_X100 Engine Chassis-page121
Meeting about the cost difficulties of the Peregrine project, focusing on material and testing costs.5th Dec 1932Box 1 \ 8  B001_X100 Engine Chassis-page122
Requesting a list of outstanding design and drawing office work on the Peregrine project.5th Dec 1932Box 1 \ 8  B001_X100 Engine Chassis-page123
Modifications to the Peregrine cylinder head spark plug positions and related components.6th Dec 1932Box 1 \ 8  B001_X100 Engine Chassis-page124
From 'E' to 'WOR' outlining necessary design alterations for the Peregrine project.7th Dec 1932Box 1 \ 8  B001_X100 Engine Chassis-page125
Secret memo from 'Hs.' expressing anxiety over the progress of the Peregrine project due to delays in receiving modified parts.9th Dec 1932Box 1 \ 8  B001_X100 Engine Chassis-page126
Arranging a meeting to discuss the Peregrine project, focusing on potential carburettor and steering alterations and a delay in ordering materials.12th Dec 1932Box 1 \ 8  B001_X100 Engine Chassis-page127
Cost analysis comparing components of the Peregrine Chassis against the 20/25 HP model.12th Dec 1932Box 1 \ 8  B001_X100 Engine Chassis-page128
Component-by-component cost and production comparison against the 20/25 HP model.12th Dec 1932Box 1 \ 8  B001_X100 Engine Chassis-page129
Design modifications and cost implications for various vehicle components.12th Dec 1932Box 1 \ 8  B001_X100 Engine Chassis-page130
Cost of testing the Peregrine chassis and the potential savings compared to the 20/25HP model.12th Dec 1932Box 1 \ 8  B001_X100 Engine Chassis-page131
Checklist of tasks for the chassis test of a 20/25 HP model.30th Nov 1932Box 1 \ 8  B001_X100 Engine Chassis-page132
Continued list of chassis test operations for a 20/25 HP vehicle with time allowances.30th Nov 1932Box 1 \ 8  B001_X100 Engine Chassis-page133
Chassis test checklist for a 20/25 HP model, detailing semi-skilled tasks and time allocation.30th Nov 1932Box 1 \ 8  B001_X100 Engine Chassis-page134
Comparing the performance of the Peregrine car with the 20/25 HP model, including a test report from G.W. Hancock.15th Dec 1932Box 1 \ 8  B001_X100 Engine Chassis-page135
Design, performance, and production plans for the Peregrine car model.15th Dec 1932Box 1 \ 8  B001_X100 Engine Chassis-page136
Potential effect of the Peregrine project on the 20/25 business.16th Dec 1932Box 1 \ 8  B001_X100 Engine Chassis-page137
Performance of the Peregrine model compared to the Bensport and 25HP, covering engine characteristics, gearbox conversion, and damper control.23th Dec 1932Box 1 \ 8  B001_X100 Engine Chassis-page138
The outcomes of a meeting regarding criticisms and modifications for the Peregrine.29th Dec 1932Box 1 \ 8  B001_X100 Engine Chassis-page139
List of required modifications and fault investigations for various vehicle components.29th Dec 1932Box 1 \ 8  B001_X100 Engine Chassis-page140
List of vehicle faults and a specification of improved features for the Peregrine 3 model.29th Dec 1932Box 1 \ 8  B001_X100 Engine Chassis-page141
List of improvements and modifications to various components.29th Dec 1932Box 1 \ 8  B001_X100 Engine Chassis-page142
Potential aesthetic modifications to the 'Peregrine' car's silencer and petrol filler.29th Dec 1932Box 1 \ 8  B001_X100 Engine Chassis-page143
The final silencer and petrol filler for the Peregrine model.31th Dec 1932Box 1 \ 8  B001_X100 Engine Chassis-page144
Suggesting modifications to the Peregrine model's exhaust fishtail and petrol filler.3rd Jan 1933Box 1 \ 8  B001_X100 Engine Chassis-page145
Secret urgent memo concerning project 'PEREGRINE', discussing production delays and pessimism about the first chassis testing schedule.9th Jan 1933Box 1 \ 8  B001_X100 Engine Chassis-page146
Arrangements for the exhaust nozzle and petrol tank filler for the Peregrine.10th Jan 1933Box 1 \ 8  B001_X100 Engine Chassis-page147
Progress and features for the Peregrine and Bensport chassis.17th Jan 1933Box 1 \ 8  B001_X100 Engine Chassis-page148
Progress report on the road testing and development of the Peregrine and Bensport car projects.18th Jan 1933Box 1 \ 8  B001_X100 Engine Chassis-page149
Necessary improvements for the Peregrine engine, covering oil cooling, tail end extension, clutch, and steering box.30th Jan 1933Box 1 \ 8  B001_X100 Engine Chassis-page150
Engine lubricating oil overheating issues on a Peregrine car during testing.30th Jan 1933Box 1 \ 8  B001_X100 Engine Chassis-page151
Peregrine engine oil temperature issues and proposing an experiment to increase oil flow to the main bearings.31th Jan 1933Box 1 \ 8  B001_X100 Engine Chassis-page152
Query regarding the status of a Peregrine 6 light Saloon, which is awaiting photography.6th Feb 1933Box 1 \ 8  B001_X100 Engine Chassis-page153
The final Peregrine 6 Light Saloon body before it is mounted on a chassis.7th Feb 1933Box 1 \ 8  B001_X100 Engine Chassis-page154
Secret memorandum discussing production plans and test report issues for the Peregrine model.15th Feb 1933Box 1 \ 8  B001_X100 Engine Chassis-page155
Typed report detailing issues with a vehicle's gearbox and brakes, and suggesting a meeting.15th Feb 1933Box 1 \ 8  B001_X100 Engine Chassis-page156
Various performance issues with the Peregrine car, including engine boom, cold starting, a cracked exhaust, and fluid loss.17th Feb 1933Box 1 \ 8  B001_X100 Engine Chassis-page157
Issues with oil loss, brakes, and carburation on the Peregrine model.17th Feb 1933Box 1 \ 8  B001_X100 Engine Chassis-page158
Potential cost-saving measures for the Peregrine car during a production delay.28th Feb 1933Box 1 \ 8  B001_X100 Engine Chassis-page159
Gearbox shaft whirling issues and clutch design modifications for the Peregrine engine.14th Mar 1933Box 1 \ 8  B001_X100 Engine Chassis-page160
Novel friction-damped spring drive, brake issues, petrol consumption, and the quality of Lucas parts.27th Mar 1933Box 1 \ 8  B001_X100 Engine Chassis-page161
Overheating of engine oil on the Peregrine engine.27th Mar 1933Box 1 \ 8  B001_X100 Engine Chassis-page162
Requesting the status of drawings for the Peregrine project, regarding the flywheel, clutch, gearbox, and servo.31th Mar 1933Box 1 \ 8  B001_X100 Engine Chassis-page163
Test report on the 'PEREGRINE 4' vehicle, detailing performance and issues found.20th Apr 1933Box 1 \ 8  B001_X100 Engine Chassis-page164
Covering memo sending specifications for the Peregrine chassis.16th May 1933Box 1 \ 8  B001_X100 Engine Chassis-page165
List of latest modifications for the Peregrine Chassis concerning Luvax-Bijur lubrication.29th Apr 1933Box 1 \ 8  B001_X100 Engine Chassis-page166
List of modifications and remarks for various vehicle components, including brakes, shafts, and steering parts.29th Apr 1933Box 1 \ 8  B001_X100 Engine Chassis-page167
List of parts and experimental modifications for the Peregrine II engine.4th May 1933Box 1 \ 8  B001_X100 Engine Chassis-page168
List of parts with modification details and reference memos.4th May 1933Box 1 \ 8  B001_X100 Engine Chassis-page169
List of part numbers and descriptions for vehicle components, including controls, radiator, and bonnet.4th May 1933Box 1 \ 8  B001_X100 Engine Chassis-page170
Specification sheet for the Peregrine II.8th May 1933Box 1 \ 8  B001_X100 Engine Chassis-page171
List of electrical components with their corresponding part numbers and specifications.8th May 1933Box 1 \ 8  B001_X100 Engine Chassis-page172
List of List of Parts (L.O.P.'s) and experiments for the Peregrine II project for 'F' Department.8th May 1933Box 1 \ 8  B001_X100 Engine Chassis-page173
List of parts and their development status, including oil pumps, shock dampers, tools, and spares.8th May 1933Box 1 \ 8  B001_X100 Engine Chassis-page174
Confirming a proposal to modify the Peregrine engine's crankshaft bearings to reduce oil spray.23th May 1933Box 1 \ 8  B001_X100 Engine Chassis-page175
Instructions for the scrapping of Peregrine chassis and the salvaging of specific parts and units for experimental use.23th Nov 1934Box 1 \ 8  B001_X100 Engine Chassis-page176
Requesting authority to proceed with the scrapping of Peregrine chassis.23th Nov 1934Box 1 \ 8  B001_X100 Engine Chassis-page177
Confirming the decision to scrap the Peregrine cars and dispose of the bodies, with one exception for a Mr. Hall's Bentley.26th Nov 1934Box 1 \ 8  B001_X100 Engine Chassis-page178
Use and potential salvage of Peregrine parts for experimental work and testing.29th Nov 1934Box 1 \ 8  B001_X100 Engine Chassis-page179
Dismantling Peregrine cars and deciding to keep some useful parts.30th Nov 1934Box 1 \ 8  B001_X100 Engine Chassis-page180
Confirming the agreement to give a second-hand body to Mr. E.R. Hall.4th Dec 1934Box 1 \ 8  B001_X100 Engine Chassis-page181
Blank cover page with a handwritten reference number.28th Sep 1932Box 1 \ 8  B001_X100 Engine Chassis-page182
The preliminary test runs of the Peregrine power unit, detailing issues with the crankshaft, valve gear, and lubrication.28th Sep 1932Box 1 \ 8  B001_X100 Engine Chassis-page183
Initial engine testing, detailing the power curve, engine smoothness, and tappet clearance experiments.28th May 1932Box 1 \ 8  B001_X100 Engine Chassis-page184
Performance graph for a Peregrine engine with a 5:1 compression ratio, open exhaust, and single S.U. carburettor.2nd Jun 1932Box 1 \ 8  B001_X100 Engine Chassis-page185
Power improvements and valve timing modifications on the Peregrine engine.2nd Jun 1932Box 1 \ 8  B001_X100 Engine Chassis-page186
Performance graph for a Peregrine engine showing the effect of spark plug reach.2nd Jun 1932Box 1 \ 8  B001_X100 Engine Chassis-page187
Performance data for the Peregrine engine, detailing M.E.P. with various tappet clearances and valve area comparisons.20th Jun 1932Box 1 \ 8  B001_X100 Engine Chassis-page188
Test report on the 'Peregrine' engine covering power output, preignition, detonation, and spark plug performance.20th Jun 1932Box 1 \ 8  B001_X100 Engine Chassis-page189
Summary of 'Peregrine' engine power curve tests, camshaft configurations, and a report on a crankshaft failure.29th Jun 1932Box 1 \ 8  B001_X100 Engine Chassis-page190
Performance graph comparing two different camshafts for a Peregrine engine, plotting Brake Horsepower and Brake Mean Effective Pressure against RPM.29th Jun 1932Box 1 \ 8  B001_X100 Engine Chassis-page191
Performance graph comparing two engine timings for a Peregrine engine, showing B.HP and B.M.E.P. against R.P.M.29th Jun 1932Box 1 \ 8  B001_X100 Engine Chassis-page192
Performance graph comparing the effect of various tappet clearances on a Peregrine engine's BHP and BMEP against RPM.29th Jun 1932Box 1 \ 8  B001_X100 Engine Chassis-page193
Performance graph comparing different tappet clearances on a Peregrine engine with a 105.5° camshaft.29th Jun 1932Box 1 \ 8  B001_X100 Engine Chassis-page194
Performance comparison graph for long and extra long reach plugs on a Peregrine engine.29th Jun 1932Box 1 \ 8  B001_X100 Engine Chassis-page195
Performance comparison graph of J1 and Peregrine engines, showing M.E.P., B.HP/Litre, and B.M.E.P. against R.P.M.6th Jul 1932Box 1 \ 8  B001_X100 Engine Chassis-page196
Oil consumption in the Peregrine engine at high speeds.6th Jul 1932Box 1 \ 8  B001_X100 Engine Chassis-page197
Status update on the Peregrine model, discussing coachwork, carburetter tests, and performance expectations.7th Jul 1932Box 1 \ 8  B001_X100 Engine Chassis-page198
Performance comparison between the Peregrine engine and a Lanchester car.7th Jul 1932Box 1 \ 8  B001_X100 Engine Chassis-page199
Power curve graph for an 18 HP Lanchester engine, showing the effects of varying tappet clearance.7th Jul 1932Box 1 \ 8  B001_X100 Engine Chassis-page200
Blueprint graph comparing the power output of Lanchester and Peregrine engines.7th Jul 1932Box 1 \ 8  B001_X100 Engine Chassis-page201
Graph comparing Horsepower per Ton at various road speeds for the China, Peregrine, and Lanchester models.16th Jul 1932Box 1 \ 8  B001_X100 Engine Chassis-page202
The performance of a Peregrine engine fitted with an 1860 cc Power-plus blower.16th Jul 1932Box 1 \ 8  B001_X100 Engine Chassis-page203
Test report on engine and blower performance, noting issues with temperature, noise, vibration, and gaskets.16th Jul 1932Box 1 \ 8  B001_X100 Engine Chassis-page204
Performance graph for the Peregrine engine, comparing supercharged and naturally aspirated power curves.19th Jul 1932Box 1 \ 8  B001_X100 Engine Chassis-page205
Comparison of Peregrine and Alfa Romeo engine power outputs, including details on blower performance and component failures.19th Jul 1932Box 1 \ 8  B001_X100 Engine Chassis-page206
Page discussing the alteration of blower ports to achieve desired boost levels.19th Jul 1932Box 1 \ 8  B001_X100 Engine Chassis-page207


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