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
Request to incorporate setts and a hump back bridge into the road leading to the skid pan for testing purposes.20th Apr 1936Box 155 \ 4  scan0015
Grant of money for a concrete skid pan for steering tests.21th Feb 1936Box 155 \ 4  scan0016
Letter to the Derby & District Motor Club at Donington Park requesting track access for car testing.27th Apr 1936Box 155 \ 4  scan0017
Letter from the Experimental Department requesting access to the Donington Park track for car testing.11th May 1936Box 155 \ 4  scan0018
Letter requesting access to Donington Park track for testing car 37-EX.8th Jul 1936Box 155 \ 4  scan0019
Letter from the Experimental Department requesting access to the Donington Park track for testing car 37-EX.9th Jul 1936Box 155 \ 4  scan0020
Confirming the readiness of the Sinfin Skidpan, with a handwritten exchange regarding cows.13th Oct 1936Box 155 \ 4  scan0021
Inquiring about the use of a Skid Pan that cost nearly £4,000.18th Dec 1936Box 155 \ 4  scan0022
Cost, original recommendation, and operational issues of a skid pan used for steering tests.21th Dec 1936Box 155 \ 4  scan0023
Methodology for testing driving visibility on a skid pan.26th Feb 1937Box 155 \ 4  scan0024
Request to have lines from an attached graph painted in black on the skid pan.1st Mar 1937Box 155 \ 4  scan0025
Letter requesting access to Donington Park for testing car 29-EX.10th Mar 1937Box 155 \ 4  scan0026
The handling of Bentley cars, comparing oversteer and understeer, with results from skid pan tests.11th Mar 1937Box 155 \ 4  scan0027
Vehicle handling characteristics, focusing on experiments to induce understeer.11th Mar 1937Box 155 \ 4  scan0028
Vehicle handling, comparing understeer/oversteer and the effects of rim width and tyre pressure.11th Mar 1937Box 155 \ 4  scan0029
Letter requesting track access at Donington Park for testing car 5.B.1V.28th Apr 1937Box 155 \ 4  scan0030
Letter from the Derby & District Motor Club requesting assistance with scrutineering and pit crew for a race.7th Jul 1937Box 155 \ 4  scan0031
Letter to the Derby & District Motor Club declining a request for scrutineering assistance due to holidays.12th Jul 1937Box 155 \ 4  scan0032
Letter to the Derby & District Motor Club requesting track access at Donnington Park for car testing.17th Aug 1937Box 155 \ 4  scan0033
Letter requesting track access at Donnington Park for car testing.18th Aug 1937Box 155 \ 4  scan0034
Letter to the Derby & District Motor Club requesting access to the Donnington Park track for car testing.23th Aug 1937Box 155 \ 4  scan0035
Letter requesting track access at Donnington Park for testing car 3.B.IV.25th Aug 1937Box 155 \ 4  scan0036
Requesting a key for the Skid Pan to avoid access issues and allow for overtime work.6th Sep 1937Box 155 \ 4  scan0037
Invoice from Donington Park Motor Race Course for use of the circuit for testing.7th Sep 1937Box 155 \ 4  scan0038
Letter from 'The Autocar' magazine requesting test data curves for under/over steering to publish alongside an article on the skid pan.23th Sep 1937Box 155 \ 4  scan0039
Letter to 'The Autocar' magazine providing a sketch for a write-up on a Skid Pan.28th Sep 1937Box 155 \ 4  scan0040
Follow-up inquiry regarding the availability of an additional key for the Skid Pan.22th Oct 1937Box 155 \ 4  scan0041
Technical corrections to a document on the 'Skid Pan' and acknowledging General Motors' contribution.22th Oct 1937Box 155 \ 4  scan0042
Letter requesting track access for two cars at Donington Park.2nd Nov 1937Box 155 \ 4  scan0043
The detailing of part SCD.493 for a Bracket for an Abney Level.1st Mar 1938Box 155 \ 4  scan0044
Request for track access at Donington Park for two cars.8th Mar 1938Box 155 \ 4  scan0045
Letter requesting track access for car 28.G.VI at Donnington Park.11th Mar 1938Box 155 \ 4  scan0046
Request to obtain galvanised steel rope for use on a skid pan.20th Apr 1938Box 155 \ 4  scan0047
Internal order for galvanized flexible steel cable to be used on a skid pan.21th Apr 1938Box 155 \ 4  scan0048
Requesting the repainting of a line on the skid pan to a new radius to prevent damage to the concrete.17th Sep 1938Box 155 \ 4  scan0049
Letter requesting access to the Donington Inner Circuit for high-speed testing.4th Apr 1940Box 155 \ 4  scan0050
Letter from Donington Park Motor Race Track regarding permission for track use, pending military commanding officer approval.8th Apr 1940Box 155 \ 4  scan0051
Letter from Donington Park Motor Race Track regarding permission to use the track.8th Apr 1940Box 155 \ 4  scan0052
Letter to Craner's Garage Ltd. acknowledging a delay to await a decision from headquarters.10th Apr 1940Box 155 \ 4  scan0053
Letter to Craner's Garage Ltd. suggesting a suitable time for a meeting.18th Apr 1940Box 155 \ 4  scan0054
Letter concerning the arrangement of track usage at Donington Park Motor Race Course.16th Apr 1940Box 155 \ 4  scan0055
Letter of thanks to Messrs. Craner's Garage Ltd. for the use of their track.30th Apr 1940Box 155 \ 4  scan0056
Engineering test procedure for skid pad testing.30th Apr 1940Box 155 \ 4  scan0057
Continued procedure for conducting a chassis skid pad test, covering steering ratio, theodolite setup, and sighting aids.30th Apr 1940Box 155 \ 4  scan0058
Continued engineering test procedure for skid pad testing on a chassis.30th Apr 1940Box 155 \ 4  scan0059
Engineering test procedure outlining the method for conducting a skid pad test on a chassis and analyzing the collected data.1st Mar 1939Box 155 \ 4  scan0060
Engineering test procedure for a skid pad test on the chassis, detailing side thrust calculations and plotting results.1st Mar 1939Box 155 \ 4  scan0061
Photograph displaying various dis-assembled mechanical components, including measurement dials, a curved bar, and fasteners.1st Mar 1939Box 155 \ 4  scan0062
Front view of a car fitted with a wide test rig, with two occupants.1st Mar 1939Box 155 \ 4  scan0063
View of the rear passenger compartment with a theodolite mounted for testing purposes.1st Mar 1939Box 155 \ 4  scan0064
Photograph of a saloon test car from a rear three-quarter angle, with technical apparatus attached to the front wheel.7th Oct 1949Box 155 \ 4  scan0065
Graph plotting the steering ratio against steering wheel movement for a limousine's re-circulatory ball steering box.7th Oct 1949Box 155 \ 4  scan0066
Graph of various vehicle angles versus lateral acceleration during a right-hand turn.7th Oct 1949Box 155 \ 4  scan0067
Graph plotting vehicle dynamics including various angles against lateral acceleration and speed during a left-hand turn.7th Oct 1949Box 155 \ 4  scan0068
Diagram illustrating the calculation of front slip angle using steering, Ackermann, and attitude angles.5th Oct 1940Box 155 \ 4  scan0069
Graph plotting the percentage of G-force against speed on a 108ft radius skid pad.5th Oct 1940Box 155 \ 4  scan0070
Procedure for claiming compensation for air raid damage to a skid pan.10th Mar 1941Box 155 \ 4  scan0071
Reporting air raid damage to an experimental skid pan.13th Mar 1941Box 155 \ 4  scan0072
Requesting further details about air raid damage to a skid pan for a War Damage Compensation claim.10th Mar 1941Box 155 \ 4  scan0073
Air raid damage to the skid pan at Sinfin, with proposed repairs and costs.26th Mar 1941Box 155 \ 4  scan0074
Request for a small box spanner for a 14mm Bentley plug.2nd May 1933Box 155 \ 4  scan0075
The specifications for feeler gauges and tool marking for the 3½ Litre Bentley.4th Jul 1933Box 155 \ 4  scan0076
Updated tool kit components for the Bentley Chassis.7th Jul 1933Box 155 \ 4  scan0077
Weight-saving design for a wheel nut spanner for R.W. Wheels on a Bentley car.14th Jul 1933Box 155 \ 4  scan0078
Requesting a recommendation for a hammer to tighten Rudge Whitworth wheel nuts for Bentley Tools.27th Jul 1933Box 155 \ 4  scan0079
Ideal hammer for tightening Bentley wheel nuts, suggesting a new heavier rubber mallet.3rd Aug 1933Box 155 \ 4  scan0080
Inquiry about the position of jacks for the Bentley 3.5 Litre car.14th Aug 1933Box 155 \ 4  scan0081
Query regarding the status of jacks for the Bentley 3 1/2 litre tools.24th Aug 1933Box 155 \ 4  scan0082
The testing of Millenium jacking pads for the Bentley 3½ Litre car.28th Aug 1933Box 155 \ 4  scan0083
Suggestion for the design of jacking pads on a Bentley.30th Aug 1933Box 155 \ 4  scan0084
Alternative hammer designs for Bentley wheel hubs.1st Sep 1933Box 155 \ 4  scan0085
Trial of different types of hammers for Bentley wheel hubs.1st Sep 1933Box 155 \ 4  scan0086
Correcting the name 'Moseley' to 'Spencer Moulton' regarding the Bentley Hammer for Wheel Hubs.5th Sep 1933Box 155 \ 4  scan0087
Design and manufacture of an improved haft for a Bentley Wheel Hammer.8th Sep 1933Box 155 \ 4  scan0088
Bensport rear jacking pads and a modified jack head.12th Sep 1933Box 155 \ 4  scan0089
Alternative position for the jack pad on the rear spring.14th Sep 1933Box 155 \ 4  scan0090
Design of a spanner and hammer for Rudge Whitworth Wheels.14th Sep 1933Box 155 \ 4  scan0091
Drawing of a spanner for a wheel nut, specifically for Bensport.14th Jul 1933Box 155 \ 4  scan0092
Suitability of a sample hammer and spanner for Rudge Whitworth wheels.15th Sep 1933Box 155 \ 4  scan0093
Delayed production and sourcing of hammers for Rudge-Whitworth Bentley Wheels.2nd Oct 1933Box 155 \ 4  scan0094
Arrangement of tools under the bonnet of a Bentley.6th Oct 1933Box 155 \ 4  scan0095
Arrangement of tools under the bonnet for a Bentley, referencing several blueprint schemes.20th Oct 1933Box 155 \ 4  scan0096
More secure method for stowing the Bentley wheel hammer under the bonnet.21th Oct 1933Box 155 \ 4  scan0097
Sample Bentley wheel spanner and a delivery misunderstanding.7th Nov 1933Box 155 \ 4  scan0098
Placement of road tools under the bonnet for a Bentley B.23-AE streamlined chassis.10th Nov 1933Box 155 \ 4  scan0099
Trial and acceptance of a batch of Bentley wheel spanners.11th Nov 1933Box 155 \ 4  scan0100
Placement of Bentley road tools to avoid them overheating from the exhaust.16th Nov 1933Box 155 \ 4  scan0101
Storage location for Bentley road tools, warning they may overheat if kept under the bonnet.16th Nov 1933Box 155 \ 4  scan0102
The fitting of jacking pads to Bentley chassis.17th Nov 1933Box 155 \ 4  scan0103
Standardisation of parts for jacking pads on rear springs.2nd Nov 1933Box 155 \ 4  scan0104
Standardisation of tool placement under the bonnet for Bentley and Rolls-Royce models.25th Nov 1933Box 155 \ 4  scan0105
Overheating of under-bonnet tools and suggesting alternative storage locations.2nd Dec 1933Box 155 \ 4  scan0106
Fitting jacking pads to the first 15 Bentley chassis.2nd Dec 1933Box 155 \ 4  scan0107
Optimal placement of road tools under the bonnet for Bentley and R-R cars.5th Dec 1933Box 155 \ 4  scan0108
Alternative tool storage locations to avoid keeping them under the bonnet.6th Feb 1934Box 155 \ 4  scan0109
Requesting alterations to box spanners for a Bentley Tool Kit.18th Feb 1935Box 155 \ 4  scan0110
Highlighting the problem of storing large Dunlop jacks loose in the passenger compartment of experimental cars.1st Mar 1935Box 155 \ 4  scan0111
Investigation into supplying an integrated tool box in the dashboard for the Spectre Chassis.2nd Mar 1935Box 155 \ 4  scan0112
Lack of space for tool accommodation under the bonnet of a Spectre Chassis.4th Mar 1935Box 155 \ 4  scan0113
Weight reduction recommendations for the Bentley tool kit.5th Mar 1935Box 155 \ 4  scan0114


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