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).
Letter to The British Tyre & Rubber Co. requesting a supply of twelve 'Neuprene' bushes with specific dimensions and hardness.
| Identifier | ExFiles\Box 158\4\ scan0221 | |
| Date | 6th April 1938 | |
| 1228 1360 Experimental Dept. Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell}4/MH.{M. Huckerby} 6th. April 1938. The British Tyre & Rubber Co., Derby Road, Burton-on-Trent. Dear Sirs, Will you please supply us with twelve "Neuprene" bushes to the following dimensions, six to have a durometer hardness of "65" and six, "75". Outside diameter..... 1.000" Bore of centre hole.. .500 Thickness............ .437 When you despatch, will you please address to the writer. Yours faithfully, for ROLLS-ROYCE LTD. | ||