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
Standardisation sheet for a new fan, drive, and starting handle to overcome idling overheating issues.10th Oct 1937Box 113 \ 5  scan0029
Storage position of the one-piece starting handle on the Phantom III chassis.18th Oct 1937Box 113 \ 5  scan0030
Two defects with the cheapened and lightened starting handle for the Wraith, requiring correction.27th Oct 1937Box 113 \ 5  scan0031
Instruction sheet regarding the Wraith III Chassis Starting Handle, listing component tracings for revision and production.27th Oct 1937Box 113 \ 5  scan0032
The standardization and modification of the Phantom III five-blade fan and starting handle.27th Oct 1937Box 113 \ 5  scan0033
The introduction of a modified one-piece starting handle for the Phantom III 'E' series chassis.4th Nov 1937Box 113 \ 5  scan0034
Instruction regarding the accommodation of the one-piece starting handle for the Phantom III 'E' series.3rd Feb 1938Box 113 \ 5  scan0035
Request to make two Wraith starting handles for specific production chassis.8th Mar 1938Box 113 \ 5  scan0036
Wraith starting handle and spot lamp support bracket made from manganese bronze.15th Sep 1938Box 113 \ 5  scan0037
Requesting the interchange of spring drive starting-handle dogs between two Wraith III units.8th Nov 1938Box 113 \ 5  scan0038
Note concerning the starting handle and front bumper for the Silver Dawn and Silver Wraith models.8th Jul 1939Box 113 \ 5  scan0039
Visit from frame supplier Rubery Owen concerning difficulties with Wraith II and Bentley III frames.22th Jan 1937Box 113 \ 5  scan0040
Issues with welding a frame and the decision to modify the Bentley 111 frame.29th Jan 1937Box 113 \ 5  scan0041
Visit to Rubery Owen to discuss the manufacture of 25/30 HP chassis frames.29th Jan 1937Box 113 \ 5  scan0042
Meeting minutes discussing frame production changeover with supplier Rubery Owen and addressing manufacturing difficulties with the Wraith frame.29th Jan 1937Box 113 \ 5  scan0043
Frame channel and cruciform member discrepancies and instructions for investigation.29th Jan 1937Box 113 \ 5  scan0044
Frame construction defects, material choices, and pricing for the Wraith frame.29th Jan 1937Box 113 \ 5  scan0045
Recommendation to arrange a visit for Mr. A.C.H. Owen of Messrs. Rubery Owen to discuss a situation.29th Jan 1937Box 113 \ 5  scan0046
Letter to The Projectile & Engineering Co. Ltd. arranging a meeting to discuss motor frames.2nd Feb 1937Box 113 \ 5  scan0047
Letter from The Projectile & Engineering Company confirming a meeting regarding motor frames.3rd Feb 1937Box 113 \ 5  scan0048
Visit to Projectile & Engineering Co. to discuss the supply and cost of motor frames.8th Feb 1937Box 113 \ 5  scan0049
Letter to Rubery Owen Ltd. requesting the delivery date for the third experimental frame.16th Feb 1937Box 113 \ 5  scan0050
Outlining an agreement with Rubery Owens for the phased production of 25/30 HP chassis frames.22th Feb 1937Box 113 \ 5  scan0051
Visit to Messrs. Rubery Owen & Co. Ltd. to discuss the production of Wraith frames.15th Jun 1937Box 113 \ 5  scan0052
Cost estimates for a completely assembled frame and a separate quote for its individual components and manufacturing processes.15th Jun 1937Box 113 \ 5  scan0053
Modifications to the Phantom III and Bentley rear crossmembers.25th Jun 1937Box 113 \ 5  scan0054
Letter to Messrs. Rubery, Owen & Co. Ltd. requesting a cost estimate for parts for sample frames and a larger order of 1000 frames.29th Oct 1937Box 113 \ 5  scan0055
Comparative table of frame stiffness measurements for various car models and frame types.7th Mar 1938Box 113 \ 5  scan0056
Modifications to the Bentley 111 and Bentley 50 frame rear end.26th Apr 1938Box 113 \ 5  scan0057
Scheme for hand holes in the front end of the frame for Bentley 111 and Bentley 50 models.26th Apr 1938Box 113 \ 5  scan0058
Forwarding a letter from Mr. C. W. Glover concerning the measurement of frame noises in fighter aircraft.10th May 1938Box 113 \ 5  scan0059
Letter from an acoustical consultant regarding the silencing of engine exhausts.6th May 1938Box 113 \ 5  scan0060
Letter from the Experimental Department discussing chassis noise amplification and silencing problems.13th May 1938Box 113 \ 5  scan0061
Letter to Briggs Motor Bodies Ltd. requesting a quotation for a modified frame and discussing tooling and rivet options.20th May 1938Box 113 \ 5  scan0062
Scheme for temporary shock damper brackets for existing Bentley 50 and 3 frames.30th May 1938Box 113 \ 5  scan0063
Comparing the torsional strength and weight of a Jaguar frame versus a plain box section frame.2nd Jun 1938Box 113 \ 5  scan0064
Comparison of the S.S. Jaguar frame against the Bentley III frame, focusing on torsional strength and weight.2nd Jun 1938Box 113 \ 5  scan0065
Part replacement instructions for Bentley III and Bentley 50 chassis.23th Jun 1938Box 113 \ 5  scan0066
Scheme for a Bentley 3 and 50 frame, detailing an experimental flash butt welding method for the front crossmember end sockets.6th Jul 1938Box 113 \ 5  scan0067
Adjustments to frame heights and ground clearance for the B.50 and Silver Wraith models.15th Jul 1938Box 113 \ 5  scan0068
Instruction to John Thompsons to produce one Wraith replacement and two Bentley 50 frames, and a request to arrange for remaining parts to be sent.10th Aug 1938Box 113 \ 5  scan0069
The material specifications for B.3 and B.50 frames, comparing suppliers and production methods.26th Aug 1938Box 113 \ 5  scan0070
Scheme for a redesigned starting handle bearing and centre lamp bracket for Bentley 3 and 50 models.8th Sep 1938Box 113 \ 5  scan0071
Outlining the timeline for frame completion to enable production material ordering and die creation.23th Sep 1938Box 113 \ 5  scan0072
Scheme for adding stiffness to the front end of the frame for B.111, B.50 and Wraith 80 models.31th Oct 1938Box 113 \ 5  scan0073
Requesting the current usage of a portable arc welder to check power supply adequacy in the Bump House.9th Nov 1938Box 113 \ 5  scan0074
The torsional stiffness of Humber, Hillman, and Sunbeam-Talbot car frames.24th Nov 1938Box 113 \ 5  scan0075
Comparative table of frame twist data for Hillman, Humber, and Sunbeam Talbot models.1st Dec 1938Box 113 \ 5  scan0076
Proposal to consolidate frame drawings for the Bentley V, Bentley 50, and Silver Wraith models.1st Dec 1938Box 113 \ 5  scan0077
Simplification of frame drawings for the Bentley V, Bentley 50, and Silver Wraith models.2nd Dec 1938Box 113 \ 5  scan0078
Scheme for a stiffened starting handle and support bracket for Bentley 111 and 50 frames.3rd Dec 1938Box 113 \ 5  scan0079
Confirming an urgent order for various frames and requesting a cost estimate.5th Dec 1938Box 113 \ 5  scan0080
List of work and tests required for various shock damper components and systems.13th Dec 1938Box 113 \ 5  scan0081
Issues and required actions for vehicle frames.13th Dec 1938Box 113 \ 5  scan0082
Shock dampers and frames.13th Dec 1938Box 113 \ 5  scan0083
Invoice from John Thompson Motor Pressings Ltd. for welding a Bentley III Frame.14th Dec 1938Box 113 \ 5  scan0084
New scheme for the petrol tank and spare wheel mounting on a Continental B.V. frame.15th Dec 1938Box 113 \ 5  scan0085
Payment to John Thompson Ltd. for welding a B.V. frame.30th Dec 1938Box 113 \ 5  scan0086
Modification instruction for a support bracket and valance plate on Bentley 5 and 50 models.6th Feb 1939Box 113 \ 5  scan0087
Letter from the Experimental Department inquiring about a pneumatic nibbler tool for cutting sheet steel.8th May 1939Box 113 \ 5  scan0088
Letter from Broom & Wade Ltd declining to quote for a tool suitable for cutting sheet steel.9th May 1939Box 113 \ 5  scan0089
Requesting an order for two Bentley V frames for development and testing purposes.12th May 1939Box 113 \ 5  scan0090
Stiffness tests on a chassis frame without a cruciform member.12th May 1939Box 113 \ 5  scan0091
Potential weight saving and stiffness improvements for a vehicle frame by using the petrol tank as a cross-member and adopting welding.12th May 1939Box 113 \ 5  scan0092
Photograph of a vehicle chassis on Avery weighing scales in a factory.13th May 1939Box 113 \ 5  scan0093
Request to produce two bent front pans for light gauge frames to be tested for stiffness.13th May 1939Box 113 \ 5  scan0094
The ordering of frames and parts for Silver Wraith and Silver Dawn models.22th May 1939Box 113 \ 5  scan0095
Figures for steering column movements during front end shake measurements.12th Jul 1939Box 113 \ 5  scan0096
Request for an experimental Corniche frame to replace one smashed up in France.12th Aug 1939Box 113 \ 5  scan0097
Chassis frame thickness rationalisation and the manufacturing implications of using common dies.2nd Nov 1939Box 113 \ 5  scan0098
Letter to a supplier regarding the feasibility of using existing dies for a Bentley chassis frame with a different material thickness.8th Nov 1939Box 113 \ 5  scan0099
Material and tooling for the Ripletto Frame.10th Nov 1939Box 113 \ 5  scan0100
Short memo confirming that two pieces of low carbon material will be sufficient for Geoffrey Summers of Summers Chester.17th Nov 1939Box 113 \ 5  scan0101
Letter to John Summers & Sons confirming a telephone conversation and an order for steel sheets with specific carbon content.17th Nov 1939Box 113 \ 5  scan0102
Material requirements for light gauge 'Ripple' and 'Ripplet' frames.17th Nov 1939Box 113 \ 5  scan0103
Letter to John Summers & Sons Ltd. regarding a steel supply problem and future post-war motor car plans.22th Nov 1939Box 113 \ 5  scan0104
Page 2 of a letter to G. Summers regarding post-war travel plans and current work on aircraft.22th Nov 1939Box 113 \ 5  scan0105
Letter from steel manufacturer John Summers & Sons regarding the properties and supply of sheet steel.24th Nov 1939Box 113 \ 5  scan0106
Letter from John Summers & Sons, Ltd. regarding a strip mill visit and an attached laboratory report.24th Nov 1939Box 113 \ 5  scan0107
Laboratory report detailing the analysis and testing of metal sample Sm 9.24th Nov 1939Box 113 \ 5  scan0108
Photomicrographs of 16g. hot rolled strip from a Continuous Strip Mill.25th Nov 1939Box 113 \ 5  scan0109
Requesting an opinion on the laboratory analysis of sheet steel for frames.25th Nov 1939Box 113 \ 5  scan0110
Laboratory report detailing the chemical analysis and mechanical properties of a metal sheet sample.24th Nov 1939Box 113 \ 5  scan0111
Letter to a steel supplier requesting a figure of merit comparison for different carbon steels used in frames.28th Nov 1939Box 113 \ 5  scan0112
Physical properties of material for frames, specifically the carbon content and its effect on strength and weldability.28th Nov 1939Box 113 \ 5  scan0113
Issuance of a further batch of drawings for the Ripplet chassis frames and fittings.1st Feb 1940Box 113 \ 5  scan0114
Further drawings for the Rippletto chassis frames and fittings.1st Feb 1940Box 113 \ 5  scan0115
Brief report on unsuccessful experiments to simplify the bent front pan design.19th Feb 1940Box 113 \ 5  scan0116
Modifications to the Bent Front Pan to reduce cost, weight, and improve assembly, including a table of results.19th Feb 1940Box 113 \ 5  scan0117
Diagrams and notes detailing modifications to a pan component, including views and cross-sections.8th Mar 1940Box 113 \ 5  scan0118
The investigation of lightening short frame gussets, including torsion test results for a Silver Dawn frame.8th Mar 1940Box 113 \ 5  scan0119
Sketch of a B.V. Frame.17th Mar 1940Box 113 \ 5  scan0120
The Rippletto frame, including details on a second crossmember, spare wheel housing, and petrol filter specifications.12th Mar 1940Box 113 \ 5  scan0121
Blueprints for a Left Hand Silver Phantom's front pan.19th Mar 1940Box 113 \ 5  scan0122
The distribution of blueprints and prints for the L.H. Senior Range vehicle.5th Sep 1940Box 113 \ 5  scan0123
Listing blueprints and parts for the L.H. Senior Range vehicles.5th Sep 1940Box 113 \ 5  scan0124
Additional blueprints being sent for the Ripplet Chassis, including parts for pedals, frame, and fittings.9th Apr 1940Box 113 \ 5  scan0125
The issue of blueprints for the Rippletto Chassis frame and fittings.11th Apr 1940Box 113 \ 5  scan0126
Blueprints for the Rippletto Chassis frame and fittings.11th Apr 1940Box 113 \ 5  scan0127
New parts and instructions for the Ripplet's Frame & Fittings, Section 7000.12th Apr 1940Box 113 \ 5  scan0128


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