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).
Rolls-Royce Experimental Archives                
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DescriptionDateIdentifier
Meeting notes discussing vehicle component development, experimental results, and design progress on the Wraith model.21th Dec 1934Box 30 \ 1  Scan087
Minutes of a meeting regarding modifications to the Bentley chassis, including axle control and brakes.2nd Jan 1935Box 30 \ 1  Scan088
Meeting notes from January 1935 regarding chassis development for the 'Spectre' model.15th Jan 1935Box 30 \ 1  Scan089
Meeting notes discussing the Spectre project and experimental Bentley car developments, including performance, engine, and radiator modifications.17th Jan 1935Box 30 \ 1  Scan090
Notes of a meeting discussing vehicle engineering topics including engines, tappets, lamps, and brakes.17th Jan 1935Box 30 \ 1  Scan091
Meeting notes discussing modifications and tests on swinging arms, brakes, dampers, and engine components for various car models.17th Jan 1935Box 30 \ 1  Scan092
Meeting notes discussing design work, component testing, and performance issues for Wraith, Spectre, and 20/25 models.17th Jan 1935Box 30 \ 1  Scan093
Notes of a meeting concerning a Dubonnet Suspension report and the fitting of a Wilson Gearbox.17th Jan 1935Box 30 \ 1  Scan094
Notes of a meeting held at Derby discussing the Spectre chassis and springing difficulties.17th Jan 1935Box 30 \ 1  Scan095
Notes of a meeting discussing the progress on the Spectre project and development work for Bentley experimental cars.17th Jan 1935Box 30 \ 1  Scan096
Meeting notes discussing potential improvements and issues for Graham and Bentley models.17th Jan 1935Box 30 \ 1  Scan097
Notes from a meeting discussing modifications to servos, brakes, Bentley car features, and 20/25 HP engine performance.17th Jan 1935Box 30 \ 1  Scan098
Notes from a meeting discussing development progress on axle casings, engines, and addressing issues with clutches, brakes, and steering.17th Jan 1935Box 30 \ 1  Scan099
Meeting notes discussing suspension, gearbox, and a lower axle ratio modification.17th Jan 1935Box 30 \ 1  Scan100
Secret memo arranging a conference to review progress on the Spectre Chassis and Wraith Engine.30th Jan 1935Box 30 \ 1  Scan101
Rescheduling a conference regarding the Spectre Chassis and Wraith Engine.30th Jan 1935Box 30 \ 1  Scan102
Notes from a conference on the Spectre project discussing outstanding design and experimental items.31th Jan 1935Box 30 \ 1  Scan103
Meeting notes discussing the progress and priority of the Spectre, Wraith, and Merlin projects.11th Feb 1935Box 30 \ 1  Scan104
Meeting notes from a conference discussing the 'Spectre' project and related design issues.31th Jan 1935Box 30 \ 1  Scan105
Meeting notes discussing production priorities and scheduling for the Spectre, Wraith, and Merlin projects.1st Jan 1935Box 30 \ 1  Scan106
Notes from a conference on the Spectre model, reviewing the status of six important development items.11th Feb 1935Box 30 \ 1  Scan107
Meeting minutes discussing independent front wheel suspension, engine performance, and bodywork for the Spectre and Phantom models.11th Feb 1935Box 30 \ 1  Scan108
The use of sound-deadening materials in American cars and a comparative test with a Bentley.11th Feb 1935Box 30 \ 1  Scan109
Meeting notes concerning the 'Spectre' chassis, its independent suspension difficulties, and the progress of experimental chassis.14th Feb 1935Box 30 \ 1  Scan110
Meeting notes discussing the Spectre, Phantom, and Bentley models, including chassis orders and technical modifications.16th Feb 1935Box 30 \ 1  Scan111
Meeting notes discussing vehicle component development and testing, including ignition, supercharging, and brakes.16th Feb 1935Box 30 \ 1  Scan112
Meeting notes discussing vehicle component standardisation, trial results, and design issues on various car models.6th Feb 1935Box 30 \ 1  Scan113
Meeting notes discussing potential improvements to the clutch, engine performance, gearbox, and suspension.16th Feb 1935Box 30 \ 1  Scan114
Meeting notes discussing improvements to car fuses to prevent black-outs and future designs.16th Feb 1935Box 30 \ 1  Scan115
Notes from a conference regarding the Spectre project and modifications to the 20/25 carburettor.18th Feb 1935Box 30 \ 1  Scan116
Meeting notes discussing braking gear, independent front wheel suspension, and frames.18th Feb 1935Box 30 \ 1  Scan117
Meeting notes discussing comparative costs and technical issues for the Spectre and Phantom models.18th Feb 1935Box 30 \ 1  Scan118
Meeting notes on design improvements and production plans for various vehicle components.18th Feb 1935Box 30 \ 1  Scan119
Decentralisation of experimental units and the allocation of specialists.18th Feb 1935Box 30 \ 1  Scan120
Meeting notes from a conference on the Spectre project, discussing component modifications and status.18th Feb 1935Box 30 \ 1  Scan121
Meeting notes on braking gear, independent suspension, and frame production.18th Feb 1935Box 30 \ 1  Scan122
Meeting minutes discussing comparative costs and various engineering points for the Spectre, Phantom, and Cadillac models.18th Feb 1935Box 30 \ 1  Scan123
Meeting notes discussing improvements to steering wheel controls, drain cock, dynamo, oil system, and gears.16th Feb 1935Box 30 \ 1  Scan124
De-centralisation of experimental units and the involvement of specialists.18th Feb 1935Box 30 \ 1  Scan125
First-time fitting of centrally mounted wings and radiator to a Bentley.21th Feb 1935Box 30 \ 1  Scan126
Meeting notes concerning the Spectre and Merlin models, covering chassis, parts timelines, and comparative costs.25th Feb 1935Box 30 \ 1  Scan127
Technical report detailing progress on various automotive components such as tappets, dynamo, and oil system.27th Feb 1935Box 30 \ 1  Scan128
Notes of a conference on Merlin & Spectre engine development, focusing on construction methods.4th Mar 1935Box 30 \ 1  Scan129
Progress report on the Spectre model's chassis, suspension, ground clearance, carburettors, and gearbox.7th Mar 1935Box 30 \ 1  Scan130
Clutch issues, referencing Buick clutches and considering outsourcing to specialist firm Borg & Beck.7th Mar 1936Box 30 \ 1  Scan131
Listing topics and information requests regarding Bentley and other car models for an upcoming visit.9th Mar 1935Box 30 \ 1  Scan132
Lower axle ratio for the 20/25 model.9th Mar 1935Box 30 \ 1  Scan133
From a conference on car work, detailing progress on experimental car 5-B-IV and brake complaints.11th Mar 1935Box 30 \ 1  Scan134
The development and testing of new vehicle components including water excluders, gear levers, and axles.11th Mar 1935Box 30 \ 1  Scan135
Report discussing the worst features on Bentley cars, specifically fading brakes and increased weight.11th Mar 1935Box 30 \ 1  Scan136
Potential improvements for the 20/25 HP model, concerning the clutch, performance, and rear axle ratio.11th Mar 1935Box 30 \ 1  Scan137
Meeting notes from Derby regarding progress on the Spectre chassis, clutches, and comparative costs.14th Mar 1935Box 30 \ 1  Scan138
Meeting notes discussing various technical issues and progress on Phantom and Bentley models.15th Mar 1935Box 30 \ 1  Scan139
Meeting notes discussing various Bentley car issues including performance, brakes, and steering.15th Mar 1935Box 30 \ 1  Scan140
Notes of a meeting discussing modifications to gear ratios, engine performance, and gearboxes for various models.15th Mar 1935Box 30 \ 1  Scan141
Secret memo from 'Wor' to 'Hs' arranging a meeting to discuss the 'Spectre' memo.25th Mar 1935Box 30 \ 1  Scan142
Notes from a conference on the Spectre project, covering ground clearance, wheel sizes, suspension and engine design.25th Mar 1935Box 30 \ 1  Scan143
Meeting notes discussing Stromberg carburettors, Spectre frame design, endurance testing, and gearbox comparisons with Cadillac.27th May 1935Box 30 \ 1  Scan144
Improvements and developments for brakes, cooling systems, chassis weights, timing gear, and shock absorbers.27th Mar 1935Box 30 \ 1  Scan145
Notes of a conference on the Spectre model, discussing ground clearance, wheel sizes, suspension, and the engine unit.27th Mar 1935Box 30 \ 1  Scan146
The development of the Spectre model, including carburetter, frame sides, and gearbox design.27th Mar 1935Box 30 \ 1  Scan147
Improvements and observations related to brakes, cooling, chassis weight, timing chain, and shock absorbers.27th Mar 1935Box 30 \ 1  Scan148
Notes from a meeting held at Derby discussing the latest position on various car models and their features.14th Mar 1935Box 30 \ 1  Scan149
Progress report on the Spectre model, discussing design considerations for the exhaust and suspension systems.11th Apr 1935Box 30 \ 1  Scan150
Progress report on design features for the Spectre model, including the gearbox, steering, engine mounting, and carburation.11th Apr 1935Box 30 \ 1  Scan151
Progress report on engine and chassis component development, including camshafts, pistons, and brakes.11th Apr 1935Box 30 \ 1  Scan152
Progress report on experimental results for rear axle, tappets, power unit, frame, and dashboard components.11th Apr 1935Box 30 \ 1  Scan153
Providing updates on the Spectre, Phantom, and Bentley models, including noise insulation, fan tests, and supercharging.11th Apr 1935Box 30 \ 1  Scan154
Progress report on the testing and development of axle control, water excluders, brakes, and levers.11th Apr 1935Box 30 \ 1  Scan155
Performance modifications, weight reduction, and steering improvements for various car models.11th Apr 1935Box 30 \ 1  Scan156
Recommendations for the 20/25 HP Brakes, Steering, Back Axle, and Gearbox.12th Apr 1935Box 30 \ 1  Scan157
Proposed improvements for the 20/25 model, focusing on braking, steering, and the back axle.12th Apr 1935Box 30 \ 1  Scan158
Axle gearing options for the 25-HP chassis and a note on a gearbox anti-rattling device.12th Apr 1935Box 30 \ 1  Scan159
Arranging for 'Cx' to attend a chassis conference in Derby.15th Apr 1935Box 30 \ 1  Scan160
Notes of a meeting held at Derby discussing the Spectre model, chassis, and competition from American cars.16th Apr 1935Box 30 \ 1  Scan161
Meeting notes discussing car development, component testing, and issues with Bentley and Phantom models.18th Apr 1935Box 30 \ 1  Scan162
Notes of a meeting discussing potential modifications and issues with a Bentley model, covering engine boring, brakes, gearbox, and piston seizures.18th Apr 1935Box 30 \ 1  Scan163
Notes of a meeting discussing the worst features on Bentley cars, including brakes, steering, and performance.18th Apr 1935Box 30 \ 1  Scan164
Notes of a meeting discussing issues and improvements for various car models.8th Apr 1935Box 30 \ 1  Scan165
Requesting a correction to the minutes of a meeting.26th Apr 1935Box 30 \ 1  Scan166
Requesting details on various car models following a meeting held in Derby.16th May 1935Box 30 \ 1  Scan167
Minutes from a meeting held at Derby, listing queries on various engines and aircraft ahead of a forthcoming visit.16th May 1935Box 30 \ 1  Scan168
Meeting agenda or minutes discussing various engine projects and components.16th May 1935Box 30 \ 1  Scan169
The status, proposed modifications, and component failures for Spectre and Bentley cars.20th May 1935Box 30 \ 1  Scan170
Progress report on issues and developments with thick leaf springs, 14-inch drums, fan failures, dynamos, and Bentley engines.20th May 1935Box 30 \ 1  Scan171
The fitting of a Spectre-Marles Steering Box and addressing a Change Speed Lever Rattle on car 21-G-IV.20th May 1935Box 30 \ 1  Scan172
Meeting notes from Derby discussing the Spectre chassis, its testing in France, and technical issues.24th May 1935Box 30 \ 1  Scan173
Meeting memo discussing Spectre body stiffening, chassis production for the Motor Show, and comparative costs with the Phantom.24th May 1935Box 30 \ 1  Scan174
Meeting notes discussing test results and design modifications for various Bentley car components.24th May 1935Box 30 \ 1  Scan175
Meeting notes on technical updates and issues for Bentley and 20/25 HP models.24th May 1935Box 30 \ 1  Scan176
Summary of carburettor troubles and a proposed gearbox alteration for the 20/25 HP model.24th May 1935Box 30 \ 1  Scan177
Meeting notes discussing the specification for the first batch of 'Spectre' chassis.31th May 1935Box 30 \ 1  Scan178
List of design instructions and modifications for various engine components.31th May 1935Box 30 \ 1  Scan179
Design and modification instructions for various engine components, including gears, pumps, and connections.30th May 1935Box 30 \ 1  Scan180
List of instructions and status updates for various engine and chassis components.30th May 1935Box 30 \ 1  Scan181
List of design and production instructions for various car components.31th May 1935Box 30 \ 1  Scan182
Specification sheet detailing instructions for various vehicle components.1st May 1935Box 30 \ 1  Scan183
List of instructions and modifications for vehicle components under 'C' section.31th May 1935Box 30 \ 1  Scan184
List of instructions and design decisions for various vehicle components.31th May 1935Box 30 \ 1  Scan185
Specification sheet for various chassis and electrical components.1st May 1935Box 30 \ 1  Scan186


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