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).
Instructing the procurement of two dozen R.12 type plugs from the Champion Sparking Plug Co.
| Identifier | ExFiles\Box 35\3\ scan 183 | |
| Date | 11th January 1928 | |
| To Roy.{Sir Henry Royce} from Hs.{Lord Ernest Hives - Chair} X496 Hs{Lord Ernest Hives - Chair}5/LG11.1.28. We instructed one of our men (Farmer, at Messrs. Vickers, Weybridge) to go to the Champion Sparking Plug Co. and obtain 2 doz. R.12 type plugs. It is necessary that these plugs shall be no longer than the present R.11 we are using. You might write to the Champion Plug Co, advising them that he will probably be coming along. Hs.{Lord Ernest Hives - Chair} | ||