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).
Instructing to gather more first-hand information.
| Identifier | ExFiles\Box 173\2\ img067 | |
| Date | 23th February 1934 guessed | |
| try and get more first-hand information on the subject | ||