Request for an analysis comparing the life of Wraith tyres with 25/30 tyres, including data from running in France.
| Identifier | ExFiles\Box 158\1\ scan0195 | |
| Date | 2nd August 1938 | |
| 1339 To Rm {William Robotham - Chief Engineer} /Wym. {G. Harold Whyman - Experimental Manager} from Rm. {William Robotham - Chief Engineer} c. Rm {William Robotham - Chief Engineer} /IMW. {Ivan M. Waller - Head of Chateauroux} Rm. {William Robotham - Chief Engineer} 3/MH. {M. Huckerby} 2.8.38. WRAITH TYRES. Will you please let me have an analysis from experimental records showing how the life of Wraith tyres compares with the life of 25/30. This should include the running in France. 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).