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).
The testing, measurement, and rebuilding of a Wraith water pump with Tufnol components.
| Identifier | ExFiles\Box 149a\1\ scan0275 | |
| Date | 29th August 1938 | |
| 1269. To HPS.{Horace Percy Smith - Experimental Factory Mgr} from Rm{William Robotham - Chief Engineer}/Std. c. Rm{William Robotham - Chief Engineer}/Wym.{G. Harold Whyman - Experimental Manager} Rm{William Robotham - Chief Engineer}/Std.7/MH.{M. Huckerby}29.8.38. We hand you herewith a Wraith water pump with Tufnol thrust plug and bush which has completed 25 hours on test rig - will you please measure up wear etc., drill rotor to Rm{William Robotham - Chief Engineer}/Std's instructions and rebuild and refit to test rig. Rm{William Robotham - Chief Engineer}/Std. | ||