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).
Requesting the urgent repair and return of a Hasler revolution counter.
| Identifier | ExFiles\Box 33\5\ Scan021 | |
| Date | 22th October 1919 | |
| To O.O. from EFC. c. to Stores. EFC/AT1/S22.10.19. X.2675. HASLER REVOLUTION COUNTER. Will you kindly return our revolution counter to the makers for repairs and oblige experimental Dept. D.O. As this is in constant use we shall be glad to get^it back at the earliest possible moment. EFC. | ||