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 to manufacture a centre plate for a Phantom III clutch to adapt an experimental disc.
| Identifier | ExFiles\Box 93\3\ scan0301 | |
| Date | 13th April 1937 | |
| 312, HPS.{Horace Percy Smith - Experimental Factory Mgr} from Rm{William Robotham - Chief Engineer}/Smth. Rm{William Robotham - Chief Engineer}/Smth4/R.13.4.37. P.III CLUTCH. Will you please make a centre plate to Rm.{William Robotham - Chief Engineer}355. This is to adapt the latest experimental Long type disc to the new N. Sch.4998 clutch. Rm{William Robotham - Chief Engineer}/Smth. | ||