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).
Faint typewritten internal document with a purple date stamp.
| Identifier | ExFiles\Box 49\5\ Scan183 | |
| Date | 2nd August 1939 | |
| RD. 2 - AUG. 1939 DERBY [Main body of text is illegible] | ||