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).
Confirmation of experiments fitted to an A2 engine, including an electrical speedometer and a wheelcase with lock nuts.
| Identifier | ExFiles\Box 34\2\ Scan036 | |
| Date | 11th January 1917 | |
| R.R. 225 a (200 T) (S.C. 536, 15-2-16) G.{Mr Griffiths - Chief Accountant / Mr Gnapp} 1547. EFC3/T11117. X.2238 11th January 1917. Mr. Coverley confirms that the following experiments have now been fitted to [strikethrough: A4] [handwritten: A2] engine. X. 2238 - Electrical speedometer. [handwritten: A 2] X. 2700 - Wheelcase with lock nuts in place of full nuts [handwritten: A Z] [Signature] FHC. | ||