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 The British Thomson-Houston Co. Ltd. confirming magneto contacts are made from platinum iridium and not tunsten steel.
| Identifier | ExFiles\Box 35\5\ scan 070 | |
| Date | 17th November 1919 | |
| X.2894 THE BRITISH THOMSON-HOUSTON CO. LTD. Lower Ford Street, COVENTRY. 17th November, 1919. Messrs. Rolls-Royce Ltd. Nightingale Road, D E R B Y. Dear Sirs, MAGNETO CONTACTS. We beg to acknowledge receipt of your letter dated 12th inst., under your reference "Wd{Mr Wood/Mr Whitehead}/Msl2/E:2.11.19" having regard to the material used for the Contacts of Magnetos of our manufacture, and in reply would state that these Contacts are of platinum iridium, and are not made from tunsten steel. Yours faithfully, E.{Mr Elliott - Chief Engineer} GARTON. MANAGER OF SALES DEPARTMENT. COVENTRY WORKS. Per - H.A. Seaborne. HAS/HS.{Lord Ernest Hives - Chair} | ||