| Description | Date | Identifier | |
| Order for 20 Dunlop wire wheels and rims. | 4th Mar 1937 | Box 159 \ 1 scan0265 | |
| Letter from Dunlop Rubber Co. Ltd. inquiring about the service performance of Bentley wheels fitted with Hiduminium rims. | 6th Mar 1937 | Box 159 \ 1 scan0266 | |
| Letter to Dunlop Rubber Co. about testing Hiduminium rims and a query on standardising Aluminium rims. | 11th Mar 1937 | Box 159 \ 1 scan0267 | |
| Letter from Dunlop Rubber Co. Ltd. discussing manufacturing difficulties and costs of Hiduminium rims following bumping tests. | 16th Mar 1937 | Box 159 \ 1 scan0268 | |
| Letter from Dunlop Rubber Co., Ltd. regarding an issue with wear on driving splines for 3½-litre Bentley hubs. | 7th Apr 1937 | Box 159 \ 1 scan0269 | |
| Requesting an official order for refitting two dynamometer wheels with new solid tyres. | 10th Apr 1937 | Box 159 \ 1 scan0270 | |
| Request to despatch two dynamometer wheels to Nottingham for fitting new solid tyres. | 10th Apr 1937 | Box 159 \ 1 scan0271 | |
| Letter to The Dunlop Rubber Co. Ltd. regarding the dispatch of wheels for new solid tyres. | 10th Apr 1937 | Box 159 \ 1 scan0272 | |
| Letter from Dunlop Rim & Wheel Co. Ltd. enclosing a drawing for a Type N2 Wire Wheel. | 26th Apr 1937 | Box 159 \ 1 scan0273 | |
| Request from Dunlop for a piece number for a new 5 x 18 Phantom III wheel. | 27th Apr 1937 | Box 159 \ 1 scan0274 | |
| Letter to Dunlop requesting an opinion on the material standard of Bentley rear hubs showing wear. | 21th May 1937 | Box 159 \ 1 scan0275 | |
| Order for 16 Dunlop wire wheels and rims. | 21th May 1937 | Box 159 \ 1 scan0276 | |
| Letter from Dunlop Rim & Wheel Co. Ltd. acknowledging a report of worn splines on a pair of Bentley Rear Hubs. | 24th May 1937 | Box 159 \ 1 scan0277 | |
| Letter to Dunlop Rim & Wheel Co. Ltd. requesting a report and work on a set of Phantom III wheels after testing. | 31th May 1937 | Box 159 \ 1 scan0278 | |
| Requesting the despatch of five 5x18 wire wheels to Messrs. Dunlops in Coventry. | 31th May 1937 | Box 159 \ 1 scan0279 | |
| Letter from Dunlop regarding a laboratory report on Bentley Rear Hubs, confirming the material is up to standard and spline wear is not due to the material. | 11th Jun 1937 | Box 159 \ 1 scan0280 | |
| Letter from Dunlop Rim & Wheel Co. detailing the condition and repair costs for a set of Phantom vehicle wheels. | 11th Jun 1937 | Box 159 \ 1 scan0281 | |
| Forwarding a letter from Dunlops regarding the cost of repairing wheels for car 35-EX. | 12th Jun 1937 | Box 159 \ 1 scan0282 | |
| Letter to Dunlop regarding loose spokes on Phantom III wheels and tyre pressure maintenance. | 12th Jun 1937 | Box 159 \ 1 scan0283 | |
| Letter from Dunlop regarding the condition of five wheels removed from a Phantom III vehicle, noting under-inflation and loose spokes. | 14th Jun 1937 | Box 159 \ 1 scan0284 | |
| Letter to Dunlop Rim & Wheel Co. Ltd. regarding the material of a pair of Bentley rear hubs and suggesting they be scrapped. | 14th Jun 1937 | Box 159 \ 1 scan0285 | |
| Letter to Dunlop Rim & Wheel Co. Ltd. about loose spokes on a Phantom III 5' rim, proposing a design modification to the rim's base. | 15th Jun 1937 | Box 159 \ 1 scan0286 | |
| Letter from Dunlop Rim & Wheel Co. confirming the material composition of Bentley hubs and that they are being scrapped. | 18th Jun 1937 | Box 159 \ 1 scan0287 | |
| Letter from Dunlop Rim & Wheel Co. regarding a production hold on an order for 5.00 x 18 rims. | 10th Jul 1937 | Box 159 \ 1 scan0288 | |
| Order for 20 Dunlop wire wheels for new experimental cars. | 3rd Aug 1937 | Box 159 \ 1 scan0289 | |
| Letter from Dunlop regarding the despatch of a 4.50-16 plain disc wheel taken from a 'CADILLAC' for examination. | 9th Dec 1937 | Box 159 \ 1 scan0290 | |
| Requesting drawings for front and rear hubs for a Bentley to fit new Dunlop pressed steel wheels. | 9th Dec 1937 | Box 159 \ 1 scan0291 | |
| Letter from Dunlop Rubber Co. discussing a balance weight arrangement for a tyre rim and the supply of Disc Wheels with an adaptor. | 21th Dec 1937 | Box 159 \ 1 scan0292 | |
| Letter to Dunlop Rim & Wheel Co. Ltd. regarding a new design for balance weights on a 16-inch wheel. | 30th Dec 1937 | Box 159 \ 1 scan0293 | |
| Letter to Dunlop Rim & Wheel Co. about Bentley wheels and a request for a quote on steel disc wheels. | 6th Jan 1938 | Box 159 \ 1 scan0294 | |
| Cover letter to Dunlop Ltd. forwarding a copy of a letter sent to Mr. Sharp. | 6th Jan 1938 | Box 159 \ 1 scan0295 | |
| Letter from Dunlop Rim & Wheel Co., Ltd. regarding drawing updates and modifications to wheel rim specifications. | 6th Jan 1938 | Box 159 \ 1 scan0296 | |
| Cover letter to The Dunlop Rubber Co. Ltd. forwarding a copy of a letter written to a Mr. Sharp. | 7th Jan 1938 | Box 159 \ 1 scan0297 | |
| Letter to Dunlop Rim & Wheel Co. Ltd. requesting a drawing for a specific wheel. | 7th Jan 1938 | Box 159 \ 1 scan0298 | |
| Letter from Dunlop Rim & Wheel Co. Ltd. acknowledging receipt of a memo and blueprints, and promising a cost estimate. | 7th Jan 1938 | Box 159 \ 1 scan0299 | |
| Letter from Dunlop Rubber Co. thanking Rolls-Royce for forwarding correspondence regarding 16' Bentley wheels and special steel disc wheels. | 10th Jan 1938 | Box 159 \ 1 scan0300 | |
| Letter from Dunlop Rim & Wheel Co. Ltd. regarding drawings for a 72-V Dunlop wire wheel and an alternative scheme. | 13th Jan 1938 | Box 159 \ 1 scan0301 | |
| Letter to Dunlop Rubber Co. about the price and production of sample pressed steel wheels. | 18th Jan 1938 | Box 159 \ 1 scan0302 | |
| Letter from Dunlop Rubber Co. Ltd. quoting costs and delivery for special disc wheels for a Bentley chassis. | 18th Jan 1938 | Box 159 \ 1 scan0303 | |
| Letter from Dunlop Rubber Co. about manufacturing a sample set of wheels and proposing a design change for the cap. | 19th Jan 1938 | Box 159 \ 1 scan0304 | |
| Letter to Dunlop Rim & Wheel Co. Ltd. regarding drawing SCD.313 for balance weight fixing on disc wheels. | 27th Jan 1938 | Box 159 \ 1 scan0305 | |
| Letter from Dunlop Rubber Co. Ltd. regarding the supply of spinners for sample disc wheels. | 27th Jan 1938 | Box 159 \ 1 scan0306 | |
| Blueprint detailing the specifications for a 'Spring On' Type Cap for a disc wheel. | 21th Jan 1938 | Box 159 \ 1 scan0307 | |
| Letter to Dunlop Rubber Co. Ltd. discussing the design for the centre of Bentley pressed steel wheels. | 28th Jan 1938 | Box 159 \ 1 scan0308 | |
| Letter from Dunlop Rubber Co. Ltd. regarding an endeavour to obtain two caps with a hexagonal centre piece. | 29th Jan 1938 | Box 159 \ 1 scan0309 | |
| Letter from Dunlop Rim & Wheel Co. confirming arrangements to drill wheels for balancing units as per drawing SCD.313. | 31th Jan 1938 | Box 159 \ 1 scan0310 | |
| Quotations and sample production for pressed steel wheels from suppliers Dunlop and Joseph Sankey & Sons. | 14th Feb 1938 | Box 159 \ 1 scan0311 | |
| Copy of a quotation received from Joseph Sankey & Sons, Warrington for disc wheels. | 8th Feb 1938 | Box 159 \ 1 scan0312 | |
| Request to obtain Bentley pressed steel wheels and Dunlop tyres. | 18th Feb 1938 | Box 159 \ 1 scan0313 | |
| Costs associated with fitting Bentley wheel nuts with bronze inserts, comparing an external quote to in-house manufacturing. | 22th Feb 1938 | Box 159 \ 1 scan0314 | |
| To suspend work with Messrs. Dunlop on wheel shells and lock nuts for the Wraith chassis. | 24th Feb 1938 | Box 159 \ 1 scan0315 | |
| Letter from Dunlop Rubber Co. Ltd. regarding the despatch of special Disc wheels. | 25th Feb 1938 | Box 159 \ 1 scan0316 | |
| Cover letter from Dunlop Rim & Wheel Co. Ltd. regarding a previous letter about outstanding sample parts. | 9th Mar 1938 | Box 159 \ 1 scan0317 | |
| Letter from Dunlop Rim & Wheel Co. Ltd. confirming the despatch of wire wheels, nuts, and disc wheels. | 9th Mar 1938 | Box 159 \ 1 scan0318 | |
| Letter from Dunlop Rubber Co. confirming details about special wheels and locknuts for despatch. | 9th Mar 1938 | Box 159 \ 1 scan0319 | |
| Letter from Dunlop confirming the dispatch of special wire wheels and explaining a delay with special disc wheels. | 14th Mar 1938 | Box 159 \ 1 scan0320 | |
| Letter from Dunlop Rim & Wheel Co., Ltd. concerning the dispatch of wire wheels and a delay on disc wheels. | 14th Mar 1938 | Box 159 \ 1 scan0321 | |
| Telegram enquiring about the expected delivery of pressed steel wheels. | 18th Mar 1938 | Box 159 \ 1 scan0322 | |
| Telegram received by telephone regarding the despatch of wheels and caps. | 18th Mar 1938 | Box 159 \ 1 scan0323 | |
| Telegram about the despatch of wheels and caps on Monday from Dunlops. | 18th Mar 1938 | Box 159 \ 1 scan0324 | |
| Confirming the fitting of a sample set of pressed steel wheels for inspection. | 21th Mar 1938 | Box 159 \ 1 scan0325 | |
| Letter from Dunlop Rubber Co. Ltd. concerning the supply and modification of Wraith wheels and lock nuts. | 23th Mar 1938 | Box 159 \ 1 scan0326 | |
| Letter to Dunlop Rubber Co. Ltd. regarding further testing and modification of cone angle wheels. | 24th Mar 1938 | Box 159 \ 1 scan0327 | |
| Return of 12 Wraith wheels to Dunlop Rubber Co. Ltd. for modification. | 25th Mar 1938 | Box 159 \ 1 scan0328 | |
| Return of 12 Wraith wheels to Dunlop Rubber Co. Ltd. for modification. | 25th Mar 1938 | Box 159 \ 1 scan0329 | |
| Letter from Dunlop Rubber Co. Ltd. concerning an order for wheels with specific cone angles and further test samples. | 25th Mar 1938 | Box 159 \ 1 scan0330 | |
| Telegram to Sharp, Sound Coventry, inquiring about the expected return of wheels. | 11th Apr 1938 | Box 159 \ 1 scan0331 | |
| Telegram received by telephone confirming wheels and nuts are being sent by van to Derby. | 11th Apr 1938 | Box 159 \ 1 scan0332 | |
| Telegram received by telephone confirming that wheels and nuts left Coventry at 11 o'clock. | 5th Apr 1938 | Box 159 \ 1 scan0333 | |
| Telegram confirming the dispatch of wheels and nuts by van. | 4th Apr 1938 | Box 159 \ 1 scan0334 | |
| Letter from Dunlop Rim & Wheel Co., Ltd. confirming the despatch details for wheels and nuts. | 4th Apr 1938 | Box 159 \ 1 scan0335 | |
| Follow-up letter from Dunlop Rubber Co. Ltd. regarding the progress of tests on special Disc wheels and caps. | 11th Apr 1938 | Box 159 \ 1 scan0336 | |
| Letter to Dunlop Rubber Co., Ltd. regarding the satisfactory appearance of wheels, deferring a final decision. | 12th Apr 1938 | Box 159 \ 1 scan0337 | |
| Post Office telegram confirming the dispatch of wheels and nuts from Coventry to Derby. | 15th Apr 1938 | Box 159 \ 1 scan0338 | |
| Letter to Dunlop Rubber Co. Ltd. requesting drawings for a modification to the Wraith wheels. | 28th Apr 1938 | Box 159 \ 1 scan0339 | |
| Letter from Dunlop Rubber Co., Ltd. regarding the preparation of drawings and the ordering of Bentley wheels for testing. | 29th Apr 1938 | Box 159 \ 1 scan0340 | |
| Letter from Dunlop regarding an experimental 4.50-16 inch wire wheel for the 'Bentley', referencing drawing CDS.1307. | 4th May 1938 | Box 159 \ 1 scan0341 | |
| Order of wheels from Dunlops for Bentley chassis 8.B.V. & 9.B.V. | 9th May 1938 | Box 159 \ 1 scan0342 | |
| Letter from Dunlop Rubber Co. Ltd. regarding the supply and substitution of wheels and tyres for Wraith equipment. | 12th May 1938 | Box 159 \ 1 scan0343 | |
| Letter from The Dunlop Rubber Co. Ltd. concerning the production timeline for new plant to manufacture 7.00-17 tyres and 5.00x17 wheels. | 12th May 1938 | Box 159 \ 1 scan0344 | |
| Letter to Dunlop Rubber Co. Ltd. regarding tyre and wheel specifications for the Wraith model. | 14th May 1938 | Box 159 \ 1 scan0345 | |
| Investigation into fitting larger 7 inch section tyres on the Wraith III Limousine. | 12th May 1938 | Box 159 \ 1 scan0346 | |
| Page two of a document discussing wheels that are on order. | 12th May 1938 | Box 159 \ 1 scan0347 | |
| Letter from Dunlop Rim & Wheel Co. Ltd. regarding a modification to a wire wheel order to avoid delays. | 18th May 1938 | Box 159 \ 1 scan0348 | |
| Letter to Dunlop Rim & Wheel Co. Ltd. regarding inadequate balance weight clearance and requesting a new design. | 20th May 1938 | Box 159 \ 1 scan0349 | |
| Letter from Dunlop Rubber Co. Ltd. requesting a duplicate drawing for a wheel modification. | 9th Jun 1938 | Box 159 \ 1 scan0350 | |
| Letter to Dunlop Rubber Co. Ltd. regarding the production of an experimental set of steel wheels. | 18th Jun 1938 | Box 159 \ 1 scan0351 | |
| Letter from Dunlop Rubber Co. acknowledging receipt of drawings for disc wheels and investigating production. | 20th Jun 1938 | Box 159 \ 1 scan0352 | |
| Letter from Dunlop Rubber Co. Ltd. regarding a delay and pricing for redesigned disc wheels and cover caps. | 30th Jun 1938 | Box 159 \ 1 scan0353 | |
| Requesting a covering order be sent to Dunlops for parts. | 1st Jul 1938 | Box 159 \ 1 scan0354 | |
| Letter from Dunlop Rubber Co. Ltd. confirming prices and delivery for redesigned wheels and caps. | 30th Jun 1938 | Box 159 \ 1 scan0355 | |
| Return of three 17-inch Dunlop wire wheels to have the cone angle altered. | 7th Jul 1938 | Box 159 \ 1 scan0356 | |
| Letter to Dunlops Ltd. regarding the modification of three 17-inch wheels. | 7th Jul 1938 | Box 159 \ 1 scan0357 | |
| Letter from Dunlop Rim & Wheel Co. Ltd. concerning design issues with experimental disc wheels for the 'Bentley III'. | 7th Jul 1938 | Box 159 \ 1 scan0358 | |
| Letter from Dunlop Rim & Wheel Company regarding the machining of spherical seatings for nuts. | 7th Jul 1938 | Box 159 \ 1 scan0359 | |
| Letter from Dunlop regarding the re-classification of a wire wheel hub shell and a new code for the complete wheel. | 15th Jul 1938 | Box 159 \ 1 scan0360 | |
| Letter to Dunlop Rubber Co. Ltd. requesting a quotation for steel wheels and performance data for tyres. | 10th Aug 1938 | Box 159 \ 1 scan0361 | |
| Letter from Dunlop regarding the production feasibility of specific disc wheels and tyres. | 11th Aug 1938 | Box 159 \ 1 scan0362 | |
| Letter from Dunlop Rubber Co. concerning the modification of tooling for the production of disc wheels. | 13th Aug 1938 | Box 159 \ 1 scan0363 | |
| Letter from Dunlop confirming the despatch of five 4.50-16 Disc Wheels and suggesting a modification for the cap fixing springs. | 27th Aug 1938 | Box 159 \ 1 scan0364 | |
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