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).
Heavily faded and almost entirely illegible typed document.
| Identifier | ExFiles\Box 10\2\ 02-page54 | |
| Date | 12th April 1939 guessed | |
| Illegible | ||