Assessment of 14-tooth axles for touring in France, noting their performance on hilly terrain.
| Identifier | ExFiles\Box 49\2\ Scan060 | |
| Date | 7th February 1922 | |
| X.4299 Extract from PN {Mr Northey} 2/MB/7.2.22 X.4426. With regard to the 14-tooth axles for touring in France, I find these desirable in every way, except in perhaps fuel consumption. There is a very marked improvement on all hair-pin hilly work. PN. {Mr Northey} | ||
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).