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).
Telegram confirming availability, with exceptions for the hours between 10-11 and 3-4 o'clock.
| Identifier | ExFiles\Box 29\3\ Scan350 | |
| Date | 13th July 1920 | |
| ROBOTHAM ROYCAR DERBY = YES EXCEPT BETWEEN 10 AND 11 ALSO BETWEEN 3 AND 4 OCLOCK = BRADLEY + | ||