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).
Order for 24 K9V sparking plugs from A.C. Sparking Plugs Ltd.
| Identifier | ExFiles\Box 163\5\ img099 | |
| Date | 25th January 1940 | |
| Elec. 6011 To Les.{Ivan A. Leslie} c, to G/JWH. Rm{William Robotham - Chief Engineer}/RC.{R. Childs}14/JH.25.1.40. Will you please order from the A.C. Sparking Plugs Ltd. - 24 K9V sparking plugs. O/N.52409. Rm{William Robotham - Chief Engineer}/RC.{R. Childs} | ||