Letter from The Lodge Sparking Plug Co., Ltd. regarding the need for performance information to modify spark plug designs.
| Identifier | ExFiles\Box 79\1\ scan0066 | |
| Date | 12th October 1915 | |
| electrical leakage surface and thereby reduce the tendency to pre-ignition. We trust that you will appreciate that we are dependent upon you to supply us with information regarding the behaviour of the plugs as without this information it is extremely difficult for us to determine what modifications in design are necessary to achieve the desired result. Awaiting the favour of your reply, and assuring you of our best attention at all times. Yours faithfully, THE LODGE SPARKING PLUG CO., LTD. R.R. 238 A (300 H) (S.B. 80. 12-10-15) G. {Mr Griffiths - Chief Accountant / Mr Gnapp} 1278 | ||
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).