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).
Request for the manufacture of one dozen contact earthing springs.
| Identifier | ExFiles\Box 63\2\ scan0304 | |
| Date | 6th May 1937 | |
| 6153. To HPS.{Horace Percy Smith - Experimental Factory Mgr} from Rm{William Robotham - Chief Engineer}/Wst. .Rm{William Robotham - Chief Engineer}/Wst.3/AP.6.5.37 EARTHING SPRINGS. Will you please have made for us one dozen contact earthing springs to Drg. GB.2439. Rm{William Robotham - Chief Engineer}/Wst. | ||