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 to Airco Ltd. regarding test results for B.G. Sparking Plugs, noting a 'Pin holed' insulation fault.
| Identifier | ExFiles\Box 58\2\ Scan300 | |
| Date | 27th February 1936 | |
| Handwritten: J 86550' Expl. Dept. Hs{Lord Ernest Hives - Chair}/Wst.4/MJ. 27th. February, 1936. Your Ref: RHS/CC/A.{Mr Adams} Messrs. Airco Ltd., 18-20, Lower Regent Street, LONDON S.W.1. Dear Sirs, With reference to your letter of the 17th.inst., we have now done several tests on the B.G. Sparking Plugs and we are holding the same for your inspection as we have found in one case the insulation of the plug has "Pin holed". Yours faithfully, For Rolls-Royce Ltd. | ||