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).
Order for oil resisting rubber rings from the British Tyre & Rubber Co., Ltd.
| Identifier | ExFiles\Box 143\1\ scan0461 | |
| Date | 2nd February 1942 | |
| To Roy{Sir Henry Royce}/AES. from Rm{William Robotham - Chief Engineer}/MHR.{M. H. Rigby} 1029 Rm{William Robotham - Chief Engineer}/MHR.{M. H. Rigby}4/ET.2.2.42. Will you please issue an official order to the British Tyre & Rubber Co., Ltd., for 6 oil resisting rubber rings, 6.8" inside diameter by 0.080" diameter in section. Also for 6 oil resisting rubber rings. using our mould GN.4089. Rm{William Robotham - Chief Engineer}/MHR.{M. H. Rigby} | ||