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).
Query from Maurice Olley regarding wheel fight and wheel hop frequency, referencing an attached sketch.
| Identifier | ExFiles\Box 173\4\ img240 | |
| Date | 9th March 1936 guessed | |
| (sheet 3) a minute fight and lifted up the wheel flap frequency into the zone above 600 a minute where the wheel hop is all finished and there is no wheel fight?. Attached sketch illustrates my query. Sincerely yours, (Sgd) Maurice Olley. | ||