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 working surface of a brake drum be turned true for use on a test rig.
| Identifier | ExFiles\Box 120\1\ scan0194 | |
| Date | 25th June 1937 | |
| To HPS.{Horace Percy Smith - Experimental Factory Mgr} from Rm{William Robotham - Chief Engineer}/AFM.{Anthony F. Martindale} 10 27 Rm{William Robotham - Chief Engineer}/AFM.{Anthony F. Martindale}12/AP.25.6.37 BRAKE DRUM FOR TEST RIG. We have given a brake drum to HPS{Horace Percy Smith - Experimental Factory Mgr}/FS.{F. Steele} Will you please have its working surface turned true with its ball races, as we want it for a test rig. We cannot get it true within .003" on the production grinder. Rm{William Robotham - Chief Engineer}/AFM.{Anthony F. Martindale} | ||