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).
Examination of an inlet valve from a Bentley B-230-GA, noting deposits from Ethyl fuel.
| Identifier | ExFiles\Box 100\3\ scan0150 | |
| Date | 14th March 1938 | |
| GWH.{George W. Hancock - Head Chateauroux} BY/Mtn10/N.14.3.38. Re: Bentley B-230-GA - Church. Referring to the inlet valve you have sent for examination of the deposit on the head, kindly note this is entirely due to the engine being run on Ethyl, but the valve will be satisfactory for further use when cleaned up. [STAMP TEXT] W A B 15 MAR 1938 RECEIVED BY/Mtn. | ||