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).
The unsuitability of type X.506 plugs for the E. engine, with details on electrical bench tests.
| Identifier | ExFiles\Box 58\2\ Scan252 | |
| Date | 8th November 1935 | |
| Hs{Lord Ernest Hives - Chair}/Wst.12/MJ. -2- 8th. November, 1935. The type X.506 is also unsuitable for the inlet plug on the E.{Mr Elliott - Chief Engineer} engine and on both C. and E.{Mr Elliott - Chief Engineer} extends .500" longer than the K.L.G. MS.45. Electrical bench tests on all these plugs are now proceeding. Yours faithfully, For Rolls-Royce Ltd. | ||