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).
Letter to The Lodge Sparking Plug Co. regarding the return of C.56 plugs from a recent delivery.
| Identifier | ExFiles\Box 162\6\ img051 | |
| Date | 14th March 1923 | |
| X4425 Hs{Lord Ernest Hives - Chair}3/LG. 14th. Mar. 1923. Messrs. The Lodge Sparking Plug Co., R U G B Y. Dear Sirs, The C.56 plugs which we have recently returned to you, are some from the most recent delivery. Yours faithfully, | ||