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 from Lodge Plugs Limited requesting reports on the testing of detachable steatite and mica spark plugs.
| Identifier | ExFiles\Box 162\6\ img072 | |
| Date | 6th May 1925 | |
| Lodge Plugs Limited. Rugby. Directors; J.{Mr Johnson W.M.} Alfred Hopps Bernard Hopps Alec. M.{Mr Moon / Mr Moore} Lodge F.{Mr Friese} Brodie Lodge Telegrams: "Lodge, Rugby" Telephone: Rugby 276 (2 lines), Private Branch Exchange. Code Used: A.B.C.(5th Edition) ALL LETTERS TO BE ADDRESSED TO THE COMPANY NOT TO INDIVIDUALS. Handwritten: Letters Xu425 Messrs. Rolls-Royce Ltd., DERBY. OUR REF. WS/EMB Date 6 May 1925. For the attention of Purchase Dept. Dear Sirs, We do not wish to trouble you unduly, but if you have now been able to carry out further tests on the detachable steatite plugs, Model 183/130, we shall be very interested to have your further report. At the same time if you can give us a report on the mica plugs, Model H.1, of which we sent you six samples on the 20th February, we shall be very interested to have it. This latter plug is our latest Sports type plug, and we are finding that it is giving remarkably good results on high efficiency engines. Yours faithfully, LODGE PLUGS LIMITED. [Signature] SALES MANAGER. Handwritten: Ao Are you in a position to report on these plugs EY/c | ||