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).
Extremely degraded and illegible document, possibly containing a faint drawing.
| Identifier | ExFiles\Box 168a\3\ img127 | |
| Date | 4th January 1934 guessed | |
| Illegible | ||