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).
The reverse side of a document showing a date stamp from Derby.
| Identifier | ExFiles\Box 26\4\ Scan194 | |
| Date | 7th December 1923 | |
| LIMITED 7 DEC. 23 DERBY | ||