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).
Blank page with the number 189 stamped in the top right corner.
| Identifier | ExFiles\Box 3\1\ 01-page166 | |
| Date | 8th November 1911 guessed | |
| 189 | ||