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).
Official order for a sheet of rubber from the British Tyre & Rubber Co.
| Identifier | ExFiles\Box 154a\2\ scan0023 | |
| Date | 17th January 1939 | |
| 1305 To Roy{Sir Henry Royce}/Ms. from Rm{William Robotham - Chief Engineer}/Clm.{D. D. Clapham} c. to G/JWH. Rm{William Robotham - Chief Engineer}/Clm.{D. D. Clapham}11/JH.17.1.39. Will you please issue an official order to the British Tyre & Rubber Co. for this sheet of rubber which we have already used. O/N.52444, Rm{William Robotham - Chief Engineer}/Clm.{D. D. Clapham} | ||