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).
Request to order an Ever Ready 42-volt high tension unit for an electrical engine vibration indicator.
Identifier | ExFiles\Box 137\4\ scan0034 | |
Date | 27th September 1929 | |
Roy.{Sir Henry Royce} from EFC. X 634. EFC1/AD27.9.29. ELECTRICAL INDICATOR FOR ENGINE VIBRATION. In connection with the above, will you please order one Ever Ready 42-volt high tension unit type W.561. EFC. | ||