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).
Page two of a letter regarding the normal speedometer drive from the gearbox.
| Identifier | ExFiles\Box 138\2\ scan0113 | |
| Date | 4th August 1937 | |
| -2- normal speedometer drive from the gearbox. Yours faithfully, For ROLLS-ROYCE LTD. | ||