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).
Reverse side of a document showing an official date stamp.
| Identifier | ExFiles\Box 37\1\ scan 237 | |
| Date | 18th October 1922 | |
| ROLLS-ROYCE 18 OCT. 22 OE | ||