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).
Letter discussing a scheme to prevent cold knocks and standardizing an extra oil valve for U.S. engines.
| Identifier | ExFiles\Box 66\3\ scan0218 | |
| Date | 21th December 1927 guessed | |
| - 2 - I think we shall find that this scheme gives a positive insurance against cold knocks and will then write you so that you may persuade Hives to try it with a view to standardization on all engines for the U.S. replacing our present extra oil valve. Very truly yours, Maurice Olley MO/R | ||