| Description | Date | Identifier | |
| Letter to Avon India Rubber Co. proposing a meeting to discuss a new tyre and distribution facilities. | 24th Mar 1939 | Box 156 \ 3 scan0102 | |
| Letter from Avon India Rubber Company arranging a meeting to discuss a new tyre and distribution facilities. | 25th Mar 1939 | Box 156 \ 3 scan0103 | |
| Letter to the Avon India Rubber Co. Ltd. requesting the effective rolling radius of a tyre for speedometer purposes. | 6th Apr 1939 | Box 156 \ 3 scan0104 | |
| Letter from a tyre manufacturer regarding tyre radius data and a customs issue with a shipment to France. | 13th Apr 1939 | Box 156 \ 3 scan0105 | |
| Letter to The Avon India Rubber Co. Ltd. confirming the despatch of tyres without tubes to France. | 14th Apr 1939 | Box 156 \ 3 scan0106 | |
| Letter from The Avon India Rubber Co. Ltd. regarding the resumption of systematic tests on their Skid Pan. | 19th Apr 1939 | Box 156 \ 3 scan0107 | |
| Letter to The Avon India Rubber Co. regarding a tyre that 'threw its tread' during a 100 m.p.h. test. | 20th Apr 1939 | Box 156 \ 3 scan0108 | |
| Requesting a failed 6.50 x 16 Avon tyre be sent back to The Avon India Rubber Co. for examination. | 20th Apr 1939 | Box 156 \ 3 scan0109 | |
| Letter from Avon India Rubber Co. Ltd. regarding the production and despatch of four 6.50/16 tyres. | 20th Apr 1939 | Box 156 \ 3 scan0110 | |
| Short typed message regarding the availability of a skidpan. | 24th Apr 1939 | Box 156 \ 3 scan0111 | |
| Letter from Avon India Rubber Co. Ltd. regarding the usability of the Skid Pan and arranging tests. | 24th Apr 1939 | Box 156 \ 3 scan0112 | |
| Letter from Avon India Rubber Co. Ltd. discussing the failure of a 6.50/16 tyre during high-speed testing and the development of a new tyre construction. | 24th Apr 1939 | Box 156 \ 3 scan0113 | |
| Telex inquiry to Rubber Melksham about the arrival of new tyres in Derby. | 24th Mar 1939 | Box 156 \ 3 scan0114 | |
| Telegram confirming the Wednesday arrival of tyres in Derby. | 24th Apr 1939 | Box 156 \ 3 scan0115 | |
| Telegram from Avon regarding a delay in delivering tyres with new breaker constructions. | 24th Apr 1939 | Box 156 \ 3 scan0116 | |
| Letter to Dr. J.G. Mackay of The Avon India Rubber Co., Ltd., rescheduling an appointment. | 24th Apr 1939 | Box 156 \ 3 scan0117 | |
| Telegram received by telephone regarding the arrival of tyres in Derby. | 24th Apr 1939 | Box 156 \ 3 scan0118 | |
| Telegram received by telephone regarding the arrival of tyres in Derby. | 24th Apr 1939 | Box 156 \ 3 scan0119 | |
| Telegram communication regarding the urgent delivery of tyres to either Derby or Brooklands. | 24th Apr 1939 | Box 156 \ 3 scan0120 | |
| Letter from The Avon India Rubber Co. Ltd. to Mr. W.A. Robotham confirming a meeting arrangement. | 25th Apr 1939 | Box 156 \ 3 scan0121 | |
| Receiving tyres from the Avon Rubber Co. and requesting a covering order. | 27th Apr 1939 | Box 156 \ 3 scan0122 | |
| Letter from Avon India Rubber Co. Ltd. discussing tyre specifications and proposals for Bentley cars. | 1st May 1939 | Box 156 \ 3 scan0123 | |
| Letter from the Avon India Rubber Company regarding tyre testing, power loss data, and future arrangements. | 3rd May 1939 | Box 156 \ 3 scan0124 | |
| Letter to The Avon India Rubber Co. regarding tyre testing logistics and specifications. | 2nd May 1939 | Box 156 \ 3 scan0125 | |
| Requesting a covering order for 12 tyres ordered from the Avon Rubber Co. | 2nd May 1939 | Box 156 \ 3 scan0126 | |
| Letter to The Avon India Rubber Co. Ltd. regarding the return or scrapping of unused early types of tyres. | 3rd May 1939 | Box 156 \ 3 scan0127 | |
| Letter from Avon India Rubber Company regarding the collection of old test tyres. | 4th May 1939 | Box 156 \ 3 scan0128 | |
| Letter from Avon India Rubber Company regarding the cancellation of Skin Pan tests and collection of surplus tyres. | 4th May 1939 | Box 156 \ 3 scan0129 | |
| Letter from Avon India Rubber Company discussing tyre specifications and testing for forthcoming Continental trials. | 4th May 1939 | Box 156 \ 3 scan0130 | |
| Letter to The Avon India Rubber Co. Ltd. about upcoming high-speed tyre tests at Brooklands. | 5th May 1939 | Box 156 \ 3 scan0131 | |
| Letter from The Avon India Rubber Co. Ltd. regarding instructions for the collection of tyres. | 5th May 1939 | Box 156 \ 3 scan0132 | |
| Van to transport specific tyres and a motor jack from Derby to the Birmingham Depot. | 5th May 1939 | Box 156 \ 3 scan0133 | |
| Letter from Avon India Rubber Co. Ltd. regarding the collection of tyres for skid pan tests. | 8th May 1939 | Box 156 \ 3 scan0134 | |
| Letter to a tyre manufacturer about tyre stud pattern issues and a proposed valve construction. | 9th May 1939 | Box 156 \ 3 scan0135 | |
| Invoice from The Avon India Rubber Co. Ltd. for tyres and tubes, and a subsequent issue with the tubes. | 11th May 1939 | Box 156 \ 3 scan0136 | |
| Letter from Avon India Rubber Co. Ltd. discussing tyre tread pattern modifications, mould production, and testing. | 12th May 1939 | Box 156 \ 3 scan0137 | |
| Letter from The Avon India Rubber Co. Ltd. regarding Sketch FD.336 for discs on wire wheels for Bentley 5 and Wraith III models. | 15th May 1939 | Box 156 \ 3 scan0138 | |
| Inquiry sent to Franco Britannic Autos in Paris regarding the arrival of an Avon Tyres shipment in Chateauroux. | 15th May 1939 | Box 156 \ 3 scan0139 | |
| Requesting the return of two part-worn Avon tyres to the manufacturer for examination. | 15th May 1939 | Box 156 \ 3 scan0140 | |
| Letter from Avon India Rubber Co. Ltd. discussing tyre design modifications and testing arrangements. | 20th May 1939 | Box 156 \ 3 scan0141 | |
| Internal office order requesting the purchase of tyres based on a previous memo. | 26th May 1939 | Box 156 \ 3 scan0142 | |
| Letter to The Avon India Rubber Co. requesting 20 covers of 5-stud and 4-stud patterns. | 26th May 1939 | Box 156 \ 3 scan0143 | |
| Letter from Avon Tyres confirming the supply of tyres for fitment on Bentley cars, distinguishing them from special test tyres for Brooklands. | 27th May 1939 | Box 156 \ 3 scan0144 | |
| Letter to The Avon India Rubber Co. Ltd. about fitting solid tyres to wheels for dynamometer testing. | 31th May 1939 | Box 156 \ 3 scan0145 | |
| Letter from Avon India Rubber Co. Ltd. regarding the supply and construction of ten 5-stud pattern tyre covers. | 31th May 1939 | Box 156 \ 3 scan0146 | |
| Letter from Avon India Rubber Company discussing the feasibility and specifications for fitting solid tyres. | 2nd Jun 1939 | Box 156 \ 3 scan0147 | |
| Telegram regarding the travel of tyre fitters to Derby for skidpan tests. | 7th Jun 1939 | Box 156 \ 3 scan0148 | |
| Letter from Avon India Rubber Co. Ltd. regarding the postponement of a visit. | 7th Jun 1939 | Box 156 \ 3 scan0149 | |
| Request to order 12 inner tubes from Avon India Rubber Co. for delivery to France, with specific stamping instructions for customs clearance. | 8th Jun 1939 | Box 156 \ 3 scan0150 | |
| Letter to The Avon India Rubber Co. Ltd. requesting 12 tyres to be sent to France for testing. | 10th Jun 1939 | Box 156 \ 3 scan0151 | |
| Letter to The Avon India Rubber Co. Ltd. regarding upcoming tyre tests at Brooklands. | 22th Jun 1939 | Box 156 \ 3 scan0152 | |
| Letter from a tyre manufacturer regarding tyre and rim specifications for a 1940 Continental Touring model. | 26th Jun 1939 | Box 156 \ 3 scan0153 | |
| Letter to The Avon India Rubber Co. Ltd. regarding tyre and rim sizes for testing. | 27th Jun 1939 | Box 156 \ 3 scan0154 | |
| Letter from a tyre supplier regarding the specifications, supply, and testing of various experimental tyres. | 29th Jun 1939 | Box 156 \ 3 scan0155 | |
| Letter from Avon India Rubber Co. Ltd. regarding a copy of shipping advice for 15 packages despatched to Imperial Airways Ltd. | 29th Jun 1939 | Box 156 \ 3 scan0156 | |
| Despatch advice for tyres and tubes from Avon India Rubber Co. Ltd. | 29th Jun 1939 | Box 156 \ 3 scan0157 | |
| Shipping advice note from The Avon India Rubber Co. for a consignment of 5 bales and 10 bundles for Rolls Royce Ltd. | 29th Jun 1939 | Box 156 \ 3 scan0158 | |
| Packing detail sheet listing contents, measurements, and weights for multiple lots of tyres and tubes. | 30th Jun 1939 | Box 156 \ 3 scan0159 | |
| Despatch of tyres to France, including sizes, tread thickness, and a warning about specific tyres being out of tolerance. | 30th Jun 1939 | Box 156 \ 3 scan0160 | |
| Cancelled memo regarding the despatch of a 4 1/2' Sankey wheel rim to the Avon Rubber Co.Ltd. | 1st Jun 1939 | Box 156 \ 3 scan0161 | |
| Letter to Avon India Rubber Co. Ltd. regarding wheel fitment, Michelin tyre investigation and dynamometer testing. | 3rd Jul 1939 | Box 156 \ 3 scan0162 | |
| Letter from the Avon India Rubber Company regarding the supply of a wheel, Michelin tyres, and a water brake. | 4th Jul 1939 | Box 156 \ 3 scan0163 | |
| Letter from the Avon India Rubber Company confirming the dispatch of ten 6.50/16 tyres and tubes from a modified mould. | 7th Jul 1939 | Box 156 \ 3 scan0164 | |
| List of tyres at Chateauroux and a query about the markings on Avon tyres. | 12th Jul 1939 | Box 156 \ 3 scan0165 | |
| List of new Avon and Dunlop tyres and tubes at Chateauroux, detailing quantities, sizes, and serial numbers. | 12th Jul 1939 | Box 156 \ 3 scan0166 | |
| Continued list of new Dunlop tyres and tubes at Chateauroux. | 14th Jul 1939 | Box 156 \ 3 scan0167 | |
| Tyres and wheels, referencing previous correspondence and giving instructions on usage. | 14th Jul 1939 | Box 156 \ 3 scan0168 | |
| Requesting an order be placed with the Avon India Rubber Co. for tyres dispatched to Chateauroux. | 17th Jul 1939 | Box 156 \ 3 scan0169 | |
| Letter to The Avon India Rubber Co. Ltd. regarding a sketch of hydraulic measuring apparatus for tyre loss. | 25th Jul 1939 | Box 156 \ 3 scan0170 | |
| Arranging the urgent dispatch of a 16 x 4½ wire wheel to The Avon India Rubber Co. Ltd. | 26th Jul 1939 | Box 156 \ 3 scan0171 | |
| Letter from Avon India Rubber Co. Ltd. regarding a sketch for a Hydraulic Machining Unit used in determining Tyre power loss. | 27th Jul 1939 | Box 156 \ 3 scan0172 | |
| Letter from The Avon India Rubber Co. Ltd. discussing sharing the cost of sending tyres by air mail to France. | 31th Jul 1939 | Box 156 \ 3 scan0173 | |
| Invoice detailing the costs for shipping motor covers and tubes by air to The Avon India Rubber Co. Ltd. | 14th Jul 1939 | Box 156 \ 3 scan0174 | |
| Invoice for tyres and tubes from the Avon India Rubber Co. Ltd. | 9th Aug 1939 | Box 156 \ 3 scan0175 | |
| Letter from a tyre supplier proposing two methods for measuring the power loss of tyres using dynamometers. | 1st Sep 1939 | Box 156 \ 3 scan0176 | |
| Letter from Avon India Rubber Co. Ltd. regarding a staff member's military call-up and continuity of service. | 4th Sep 1939 | Box 156 \ 3 scan0177 | |
| Inquiry about a 16 x 4½' Wire Wheel loaned to Avon Rubber Co. Ltd. which has not yet been returned. | 2nd Nov 1939 | Box 156 \ 3 scan0178 | |
| Wheel to be kept at the Avon Rubber Co. for reference. | 7th Nov 1939 | Box 156 \ 3 scan0179 | |
| Letter from The Avon India Rubber Co. Ltd. confirming the dispatch of tyres. | 23th Dec 1939 | Box 156 \ 3 scan0180 | |
| Official order for tyres to be sent to the Avon India Rubber Co. Ltd. | 20th Dec 1939 | Box 156 \ 3 scan0181 | |
| Letter to The Avon India Rubber Co. Ltd. requesting a supply of special and standard tyres. | 20th Dec 1939 | Box 156 \ 3 scan0182 | |
| Letter to The Avon Rubber Co. Ltd. regarding the diameter of test drums to better simulate road conditions. | 9th Jan 1940 | Box 156 \ 3 scan0183 | |
| The despatch of six Avon Speed Special tyres and tubes to Paris for chassis B.12.AW. | 14th Feb 1940 | Box 156 \ 3 scan0184 | |
| Letter to the Avon India Rubber Co. Ltd. seeking approval for tyre pressure recommendations for new Standard and Corniche Bentley models. | 17th Feb 1940 | Box 156 \ 3 scan0185 | |
| Letter from Avon India Rubber Company approving tyre pressures for Standard and Corniche Bentley models. | 23th Feb 1940 | Box 156 \ 3 scan0186 | |
| Proposal from Avon India Rubber Co. Ltd. to test experimental tyres on service cars due to wartime restrictions. | 6th Mar 1940 | Box 156 \ 3 scan0187 | |
| Internal order for Avon tyres and inner tubes. | 7th Mar 1940 | Box 156 \ 3 scan0188 | |
| Letter to Avon India Rubber Co. Ltd. concerning the testing of new tyre compounds. | 11th Mar 1940 | Box 156 \ 3 scan0189 | |
| Letter from Avon India Rubber Co. Ltd. regarding the use of experimental tyres on two test cars. | 18th Mar 1940 | Box 156 \ 3 scan0190 | |
| Letter from Avon India Rubber Co. Ltd. about the performance of high-speed tyres sent for testing on a 'Corniche' type car. | 30th Mar 1940 | Box 156 \ 3 scan0191 | |
| Letter to The Avon India Rubber Co. Ltd. regarding special high speed tyres. | 15th Apr 1940 | Box 156 \ 3 scan0192 | |
| Arrangement for mileage testing of 8 Avon tyres and tubes. | 9th May 1940 | Box 156 \ 3 scan0193 | |
| Order for tyres and tubes from Avon India Rubber Co. | 2nd May 1940 | Box 156 \ 3 scan0194 | |
| Despatch advice from Avon India Rubber Co. Ltd for a delivery of tyre covers and tubes. | 1st May 1940 | Box 156 \ 3 scan0195 | |
| Letter to The Avon India Rubber Co. Ltd regarding squealing tyres and requesting modified replacements. | 6th Aug 1940 | Box 156 \ 3 scan0196 | |
| Dispatch of four worn-out Avon tyres for inspection. | 4th Oct 1940 | Box 156 \ 3 scan0197 | |
| Letter to The Avon Rubber Co. reporting mileage results from testing experimental tyres and mentioning a squealing issue. | 7th Oct 1940 | Box 156 \ 3 scan0198 | |
| Letter to The Avon India Rubber Co. Ltd. arranging a meeting to demonstrate new covers. | 13th Oct 1940 | Box 156 \ 3 scan0199 | |
| Letter from Avon India Rubber Co. Ltd. about the testing of experimental tyres and proposing a meeting to discuss car and tyre development. | 9th Oct 1940 | Box 156 \ 3 scan0200 | |
| Letter from a tyre supplier regarding tyre squeal on corners. | 14th Aug 1940 | Box 156 \ 3 scan0201 | |
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