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).
Requesting the modification and refitting of three dimmer switches on cars 35 Ex and 39 Ex.
| Identifier | ExFiles\Box 168a\2\ img271 | |
| Date | 15th February 1937 | |
| 6139 HPS{Horace Percy Smith - Experimental Factory Mgr} from Rm{William Robotham - Chief Engineer}/Wst. Rm{William Robotham - Chief Engineer}/Wst9/M.15.2.37. Dimmer Switch; R.R. Sch.1007. The three switches, built to the above scheme, and at present fitted on cars 35 Ex and 39 Ex and Sg{Arthur F. Sidgreaves - MD}'s car are now to be modified. Will you please have these switches removed, fitted with the necessary new parts, and refitted to their respective chassis for further testing. Rm{William Robotham - Chief Engineer}/Wst. Handwritten note: Apparently superseded in obtaining these. | ||