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).
Extract from a memo by Mr. Royce concerning a clerical error in ratios.
| Identifier | ExFiles\Box 2\6\ B002_X 140 141 157-page049 | |
| Date | 25th February 1913 guessed | |
| Extract from Mr Royce's memo R8/B26213 Re X.138 There is some clerical error here I think you give the ratios 16/49 and 16/52. You should not need to wait long for the D.O. | ||