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).
Confirming instructions to run and record data on spark plugs during testing on Ethyl.
| Identifier | ExFiles\Box 150\1\ scan0249 | |
| Date | 26th November 1936 | |
| 1282 To Rm {William Robotham - Chief Engineer} /Mths. {Reg Matthews} Rm {William Robotham - Chief Engineer} /CTS. {C. Trot Salt - Carburation} Rm {William Robotham - Chief Engineer} /Swdl. {Len H. Swindell} 21/AP.26.11.36. This memo is to confirm that you will run the spark plugs which have been handed you on Ethyl, during endurance or on general development work, keeping a record of their running time and any particular features they have. 6, 145 TL. and 6, 175.TL. handed to No.5. also the same to No.30 bed. Rm {William Robotham - Chief Engineer} /Swdl. {Len H. Swindell} | ||