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).
Blueprint illustrating a modification to a pump to cure noise issues.
| Identifier | ExFiles\Box 149\1\ scan0256 | |
| Date | 15th April 1936 guessed | |
| END VIEW ^ 1 M/M.{Mr Moon / Mr Moore} LOOKING AT VIEW OF PUMP. THE TOP BLADE SHOULD BE BENT AS SHEWN. & FITTED THIS WAY UP. THIS CURES ALL NOISY PUMPS. HOT OR COLD. | ||