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 regarding an assumption about the use of high-pressure tyres.
| Identifier | ExFiles\Box 53\3\ Scan021 | |
| Date | 27th March 1927 | |
| Hives Roycar Derby. Re 10 ex we assume that only high pressure tyres will be used wire confirmation. Evernden | ||