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).
Inquiry to Vickers Aviation Ltd. regarding the type of electrical revolution indicator used on their multi-engine machines.
| Identifier | ExFiles\Box 165\4\ img152 | |
| Date | 22th March 1932 | |
| X1350. Hs{Lord Ernest Hives - Chair}/Wst.1/AD. March 22nd, 1932. Messrs. Vickers Aviation Ltd. Weybridge, Surrey. Dear Sirs, Could you kindly let us know the type of electrical revolution indicator in use on the Multi-engine Vickers machines. We are anxious to know the type of generator used and whether this is A.C. or D.C. etc. Perhaps you will be good enough to let us have full particulars. Yours faithfully, FOR ROLLS-ROYCE LIMITED. | ||