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).
Instructions for modifying and testing a car radiator with a steam valve.
| Identifier | ExFiles\Box 108\3\ scan0050 | |
| Date | 22th March 1938 | |
| 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} 640 Rm{William Robotham - Chief Engineer}/Std.3/AP.22.3.38 29.G.V1. RADIATOR. We wish to test the above car's radiator with a steam valve to.Rm.{William Robotham - Chief Engineer}417 fitted and baffle to EW.1170 removed from top tank. The radiator will be removed from the car in the Garage tomorrow morning and will not be required until the end of the afternoon. While it is off will you please remove above mentioned baffle from top tank, fit longer studs to escape pipe flange to suit Rm.{William Robotham - Chief Engineer}417 valve and fit the Rm.{William Robotham - Chief Engineer}417 valve (which we will hand you) before handing radiator back to Expl. garage. Rm{William Robotham - Chief Engineer}/Std. | ||