Letter to the A.C. Sparking Plug Co. Ltd. regarding the results of tests on their sparking plugs with ceramic insulators.
| Identifier | ExFiles\Box 163\5\ img023 | |
| Date | 22th May 1936 | |
| r6000. Hs {Lord Ernest Hives - Chair} /Wst.33/JH. 22nd May, 1936. N. F. {Mr Friese} Stockbridge Esq., The A. {Mr Adams} C. Sparking Plug Co.Ltd., Dunstable, Bedfordshire. Dear Mr. Stockbridge, We have now completed several tests with A-C. sparking plugs, which you sent to us fitted with Ceramic insulators. We suggest it would be to our mutual advantage for you to visit us in the near future to talk over the results obtained, either Tuesday or Thursday of next week, will be suitable for ourselves and we shall be glad if you will kindly indicate which day will be convenient to you. Yours sincerely, | ||
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).