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).
Second page of a memorandum noting the attachment of a sketch.
| Identifier | ExFiles\Box 14\3\ Scan039 | |
| Date | 13th September 1929 guessed | |
| -2- We attach a sketch of the bits we are using. Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} | ||