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).
Requesting the purchase of 3 dozen LBB type sparking plugs from the Champion Sparking Plug Co.
| Identifier | ExFiles\Box 162\3\ img135 | |
| Date | 8th September 1938 | |
| 6000. To Roy.{Sir Henry Royce} c.c. to G/JWH. Rm{William Robotham - Chief Engineer}/RC.{R. Childs}15/JH.8.9.38 re Sparking Plugs. Will you please obtain from the Champion Sparking Plug Co., Feltham, Middlesex - 3 doz. LBB type sparking plugs. (external earth electrode) O/N.52436. Rm{William Robotham - Chief Engineer}/RC.{R. Childs} | ||