Test bed results for KLG spark plugs and the plan to test Lodge plugs.
| Identifier | ExFiles\Box 159\5\ scan0040 | |
| Date | 26th August 1940 | |
| C O P Y. Rm {William Robotham - Chief Engineer} /RC. {R. Childs} from Rm. {William Robotham - Chief Engineer} c. Rm {William Robotham - Chief Engineer} /Wym. {G. Harold Whyman - Experimental Manager} Rm {William Robotham - Chief Engineer} /CTS. {C. Trot Salt - Carburation} Rm. {William Robotham - Chief Engineer} 12/ML.26.8.40. SPARK PLUGS ------------- With reference to Rm {William Robotham - Chief Engineer} /RC. {R. Childs} 1/SW.22.8.40, we should like to know from Rm {William Robotham - Chief Engineer} /CTS. {C. Trot Salt - Carburation} whether the test bed results confirm that KLG. FE. 30 X plugs were responsible for the running after switching off. We are prepared to run Lodge 741 plugs in 9.B.V. Rm. {William Robotham - Chief Engineer} | ||
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).