With attached photographs showing the condition of exhaust valves from a 1940 Studebaker 20 HP car after 35,000 miles.
| Identifier | ExFiles\Box 127\5\ scan0054 | |
| Date | 14th January 1943 | |
| To Rm. {William Robotham - Chief Engineer} from Rm {William Robotham - Chief Engineer} /Wym {G. Harold Whyman - Experimental Manager} /C.Lee. c. to Rm {William Robotham - Chief Engineer} /Wym. {G. Harold Whyman - Experimental Manager} c. to Rm {William Robotham - Chief Engineer} /FJH. {Fred J. Hardy - Chief Dev. Engineer} 1092 Rm {William Robotham - Chief Engineer} /Wym {G. Harold Whyman - Experimental Manager} /C.Lee.6/OH. 14.1.43. Studebaker 20 HP. 1940 Model. Attached are photographs showing condition of the Exhaust Valves taken out of our Studebaker car at a total mileage of 35,000 miles. Rm {William Robotham - Chief Engineer} /Wym {G. Harold Whyman - Experimental Manager} /C.Lee. [Signature] | ||
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).