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).
Inquiry about the status of tests for special sparking plugs for use in cars fitted with wireless installations.
| Identifier | ExFiles\Box 63\3\ scan0231 | |
| Date | 3rd January 1935 | |
| N-W. r6153 WST Br/M2/H.3.1.35. Technical - Cars fitted with Wireless Installations. With reference to your Gs/Wst.5/MA.7.12.34, we shall be glad to know if you have now completed your tests in connection with the special sparking plugs for use with cars fitted withwireless installations. If so, we shall be glad to know if they can be fitted and the type of plug in question. Br/M.{Mr Moon / Mr Moore} | ||