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).
With a purple date stamp; the main text is illegible.
| Identifier | ExFiles\Box 29\3\ Scan190 | |
| Date | 23th February 1928 | |
| LIMITED ... ROOM, 23 FEB 1928 DERBY. | ||