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
Comparison and breakdown of car body weights for a Bentley saloon, referencing other models.1st Dec 1934Box 82 \ 3  scan0070
Letter to S. Smith & Sons regarding tests and fitting issues of Jackalls on a 5-B-IV model.1st Dec 1934Box 82 \ 3  scan0071
Letter concerning the preparation of modified brackets and arranging an inspection.1st Dec 1934Box 82 \ 3  scan0072
The order of two low-rating front springs.4th Dec 1934Box 82 \ 3  scan0073
Order and fitting of Firths 700+ type low rating front springs for car 5-B-IV.4th Dec 1934Box 82 \ 3  scan0074
To RHC regarding modifications to the front cross member and sheet metal floorboards for Mr. Fairey's Bentley S car.5th Dec 1934Box 82 \ 3  scan0075
Weight of Experimental Car 5-B-IV, comparing it to standard models and a maximum weight limit.12th Dec 1934Box 82 \ 3  scan0076
Requesting a car be returned to Park Wards to fix rattles before a 10,000-mile run in France.13th Dec 1934Box 82 \ 3  scan0077
Clutch failure at 2000 revs and a list of five other faults requiring investigation on a test car.13th Dec 1934Box 82 \ 3  scan0078
Severe clutch issue on car B-10, preventing testing of the front axle control.17th Dec 1934Box 82 \ 3  scan0079
Revised chassis specification list for a 10,000 mile Bentley 5-B-IV.20th Dec 1934Box 82 \ 3  scan0080
List of proposed vehicle and engine modifications, with handwritten amendments.20th Dec 1934Box 82 \ 3  scan0081
List of typed and handwritten modifications, additions, deletions, and queries for a specific vehicle build.20th Dec 1934Box 82 \ 3  scan0082
Component changes for the 10,000 Miles Bentley 5-B-IV.21th Dec 1934Box 82 \ 3  scan0083
Modifications to a Bentley Chassis to address 'Front Brake Thumps' and servo efficiency.1st Jan 1935Box 82 \ 3  scan0084
List of items to be tested on the servo of a Bentley Chassis.1st Jan 1935Box 82 \ 3  scan0085
Query about implementing a new scheme on the 5-B-IV Bentley chassis, referencing minutes from a meeting.1st Jan 1935Box 82 \ 3  scan0086
Improved scheme to waterproof the drums on a Bentley Chassis.1st Jan 1935Box 82 \ 3  scan0087
Clarifying a reference number about an axle control device for a Bentley Chassis and its testing.2nd Jan 1935Box 82 \ 3  scan0088
Replying that no design has yet been issued for a feature on the Bentley Chassis.2nd Jan 1935Box 82 \ 3  scan0089
From Sg. to Hs. regarding the standardisation of items from a 15,000-mile car test.1st Jan 1935Box 82 \ 3  scan0090
Issues with the Bentley Switchbox fouling the instrument board and a proposed solution.4th Jan 1935Box 82 \ 3  scan0091
Examination report detailing component failures on a front axle after high-speed braking tests.1st Jan 1935Box 82 \ 3  scan0092
Damage to the Front Anchorage, specifically bent radius rods and a broken eye bolt.1st Jan 1935Box 82 \ 3  scan0093
Blueprint illustrating distortion in a SB IV front axle.4th Jan 1935Box 82 \ 3  scan0094
Report on a 5-B-IV front axle failure and recommendations for design changes.7th Jan 1935Box 82 \ 3  scan0095
List of standardised items for the 4-B-IV 15,000 Miles Car.7th Jan 1935Box 82 \ 3  scan0096
Numbered list of modifications and components for chassis and engine units.7th Jan 1935Box 82 \ 3  scan0097
List of weight particulars, showing increases and decreases, for the 5-B-IV 10,000 Miles Car.10th Jan 1935Box 82 \ 3  scan0098
Increase in chassis weight.10th Jan 1935Box 82 \ 3  scan0099
Weight summary detailing the increase and decrease of non-standard parts for the Experimental Car 5-B-IV.10th Jan 1935Box 82 \ 3  scan0100
Detailed weight analysis of a car's coachwork, accessories, and components.10th Jan 1935Box 82 \ 3  scan0101
Request for a replacement red brake-stop lamp glass and a ventilator window for a Bentley B-23-AE.11th Jan 1935Box 82 \ 3  scan0102
Technical memo detailing the causes and solutions for noisy windscreen wipers on a 5-B-IV model.15th Jan 1935Box 82 \ 3  scan0103
Requesting the fitment of a correct length pendulum lever for the Peregrine steering on model 5-B-IV.21th Jan 1935Box 82 \ 3  scan0104
The incorrect pendulum lever length for the 5-B-IV steering system.21th Jan 1935Box 82 \ 3  scan0105
Urgent internal memo requesting the adaptation of a successful water excluder for a standard drum.22th Jan 1935Box 82 \ 3  scan0106
Steering tests, detailing initial handling, tyre pressure adjustments, and brake rope issues.8th Feb 1935Box 82 \ 3  scan0107
Requesting updates on various Bentley car developments for an upcoming visit, covering an experimental car, supercharging, and brake issues.8th Feb 1935Box 82 \ 3  scan0108
List of vehicle complaints and queries regarding modifications, features, and performance.8th Feb 1935Box 82 \ 3  scan0109
Technical update regarding the experimental Bentley car 5.B.IV, supercharging, adjustable tappets, and brake complaints.12th Feb 1935Box 82 \ 3  scan0110
Updates on modifications and issues like brake fading, clutch slip, and steering joggles on various car models.12th Feb 1935Box 82 \ 3  scan0111
Continued discussion on standardising the Wilson Gear Box, noting it could be increased in diameter.12th Feb 1935Box 82 \ 3  scan0112
Modifications and parts required for the front springing and steering system on test car 5-B-IV.13th Feb 1935Box 82 \ 3  scan0113
Instruction to fit Cotton Duck friction material to the servo balancer arm suspension on chassis 5-E-IV.14th Feb 1935Box 82 \ 3  scan0114
Engine and chassis modifications for the 10,000 Miles Bentley 5-B-IV.15th Feb 1935Box 82 \ 3  scan0115
List of modifications to be carried out on a vehicle, including exhaust, speed lever, and axle control.15th Feb 1935Box 82 \ 3  scan0116
Request to fit available parts to a 5-B-IV Servo.19th Feb 1935Box 82 \ 3  scan0117
The first-time fitting of centrally mounted wings and radiator to a Bentley, potentially affecting a delivery to France.21th Feb 1935Box 82 \ 3  scan0118
From Sg. to Hs/Rm. regarding fitting centrally mounted wings and a radiator to a Bentley.22th Feb 1935Box 82 \ 3  scan0119
Investigation into the cause of 'chunking' in the drive transmission, with a comparison to Buick vehicles.22th Feb 1935Box 82 \ 3  scan0120
Chunking noise from the drive and hubs.22th Feb 1935Box 82 \ 3  scan0121
Parts and modifications to be fitted to a specific chassis before dispatch to France.27th Feb 1935Box 82 \ 3  scan0122
The progress of a Bentley car and a suggestion to test a new lubricating oil.27th Feb 1935Box 82 \ 3  scan0123
Delays on the Bentley Car 5-B-IV and the choice of oil for testing new connecting rods.26th Feb 1935Box 82 \ 3  scan0124
Tests conducted on a Park Ward Body - Bentley to identify and cure wind noises.28th Feb 1935Box 82 \ 3  scan0125
Tests conducted to reduce front door edge, gap, and hinge noise at speeds of 40 MPH and above.28th Feb 1935Box 82 \ 3  scan0126
Wind noise tests for front ventilating windows at speeds of 50 m.p.h. and upwards.28th Feb 1935Box 82 \ 3  scan0127
Tests taken for wind noises on a Park Ward Body Bentley.28th Feb 1935Box 82 \ 3  scan0128
Noise reduction tests on front door edges, gaps, and hinges.28th Feb 1935Box 82 \ 3  scan0129
Wind noise tests for front ventilating windows at speeds of 50 m.p.h. and upwards.28th Feb 1935Box 82 \ 3  scan0130
Requesting the fitting of four special wheel hub caps to vehicle 5-B-IV.1st Mar 1935Box 82 \ 3  scan0131
List of reported body noises and other faults found on a vehicle.2nd Mar 1935Box 82 \ 3  scan0132
Broken lightened front road spring and the plan to fit a standard replacement on vehicle 5-B-IV.7th Mar 1935Box 82 \ 3  scan0133
Wind noise tests for a Bentley Park Ward body, detailing sealing issues with the sliding roof and doors.7th Mar 1935Box 82 \ 3  scan0134
The design and potential noise issues of front ventilating windows for the Spectre 3 model.7th Mar 1935Box 82 \ 3  scan0135
Modification to the lamp bracket for a Bentley 5 B IV model.7th Mar 1935Box 82 \ 3  scan0136
The fitting of a lightened torque reaction damper to unit 5-B-IV.8th Mar 1935Box 82 \ 3  scan0137
Progress on experimental car work, including updates on a Bentley model, supercharging, and brake design.11th Mar 1935Box 82 \ 3  scan0138
Updates on water excluders, judders, isolated change gear levers, and lower geared back axles.11th Mar 1935Box 82 \ 3  scan0139
The worst features of Bentley cars, focusing on fading brakes and performance issues due to increased weight.11th Mar 1935Box 82 \ 3  scan0140
Improvements to the clutch, performance, and rear axle ratio for the 20/25 HP model.11th Mar 1935Box 82 \ 3  scan0141
List of experimental items fitted to Chassis 5-B-IV.11th Mar 1935Box 82 \ 3  scan0142
Need for a rubber mounting to isolate the fuel pump from the dashboard.12th Mar 1935Box 82 \ 3  scan0143
Responding to suggestions for curing wind noise on a Park Ward Bentley, highlighting the sun roof as a primary source.12th Mar 1935Box 82 \ 3  scan0144
Typed telegram regarding noise insulation parts for a Friday delivery.14th Mar 1935Box 82 \ 3  scan0145
Investigation and resolution of wind noise from a sun roof on a Spectre II body.16th Mar 1935Box 82 \ 3  scan0146
Instruction of Park Wards on carrying out noise insulation work for experimental cars.16th Mar 1935Box 82 \ 3  scan0147
Letter to Park Ward & Co. regarding modifications to a Bentley 5 B IV, including fitting taper pins to lamp brackets and a rubber seal to the sunshine roof.18th Mar 1935Box 82 \ 3  scan0148
Request to urgently despatch two Bentley wing stays for side spare wheels to Messrs. Park Ward & Co. Ltd.21th Mar 1935Box 82 \ 3  scan0149
Short typed message, likely a telegram, arranging a collection at St. Pancras station.21th Mar 1935Box 82 \ 3  scan0150
Request to fit a modified LeC.3662 Cylinder Head to a B.10 Unit (54B-IV Chassis) before a 10,000 miles test.22th Mar 1935Box 82 \ 3  scan0151
Requirements and modifications for a car's exhaust system.25th Mar 1935Box 82 \ 3  scan0152
New 122A springs for the Bentley V, clarifying they are new and avoid the need for plate changes.25th Mar 1935Box 82 \ 3  scan0153
Requesting the fitting of new lightened front road springs and associated alterations to a Bentley V car.25th Mar 1935Box 82 \ 3  scan0154
List of four additional instructions for a chassis, concerning the brakes, clutch, propeller shaft, and gearbox.25th Mar 1935Box 82 \ 3  scan0155
Requesting the fitment of three 'Corru-Joint' exhaust manifold washers to the 10,000 Miles Car.25th Mar 1935Box 82 \ 3  scan0156
Requesting the lightening of a Bentley fan using aluminium blades.25th Mar 1935Box 82 \ 3  scan0157
Letter to S. Smith & Sons regarding fractured 'Jackall' brackets on vehicle 5-B-IV and arranging for repairs.27th Mar 1935Box 82 \ 3  scan0158
Letter to S. Smith & Sons regarding a delay in fitting work and cancelling a mechanic's visit.26th Mar 1935Box 82 \ 3  scan0159
Request for a set of intermediate lightness springs for car 5-B-IV going to France.28th Mar 1935Box 82 \ 3  scan0160
Dynamometer test report for a low-geared Bentley rear axle with 10/43 gears.29th Mar 1935Box 82 \ 3  scan0161
Weight savings and modifications to the 5-B-IV petrol system.29th Mar 1935Box 82 \ 3  scan0162
Update on the readiness of a car for dispatch to France.1st Apr 1935Box 82 \ 3  scan0163
Final specification list for a 10,000 miles Bentley 5-B-IV.2nd Apr 1935Box 82 \ 3  scan0164
List of specifications and modifications for a vehicle's chassis and engine.2nd Apr 1935Box 82 \ 3  scan0165
List of engine component modifications and improvements.2nd Apr 1935Box 82 \ 3  scan0166
Weight saving efforts and modifications on the Bentley Chassis.2nd Apr 1935Box 82 \ 3  scan0167
Status report on the design and weight-saving progress of various vehicle components.2nd Apr 1935Box 82 \ 3  scan0168
Design modifications and weight considerations for the flywheel, clutch, propellor shaft, brakes, and jacking system.2nd Apr 1935Box 82 \ 3  scan0169


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