Letter to Champion Sparking Plug Co. Ltd. from the Experimental Department requesting to trial a set of 10mm sparking plugs.
| Identifier | ExFiles\Box 162\3\ img154 | |
| Date | 16th March 1939 | |
| 6000 EXPERIMENTAL DEPARTMENT. Rm {William Robotham - Chief Engineer} /RC. {R. Childs} 1/JH. 16th. March, 1939. Champion Sparking Plug Co.Ltd., Feltham, MIDDLESEX. For the attention of Mr.R.A.Lydy. Dear Sirs, We would like to try out experimentally a set of 10 m {Mr Moon / Mr Moore} /m sparking plugs in our engine. It will be necessary to make adaptors to enable them to fit the existing 14 m {Mr Moon / Mr Moore} /m hole. If you can supply us with the above, we shall be pleased to supply further data, as to head dimensions etc. Thanking you in anticipation. Yours faithfully, FOR ROLLS-ROYCE LTD. | ||
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).