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).
Secret memo regarding an 8-cylinder engine and an experimental chassis.
| Identifier | ExFiles\Box 109\1\ scan0129 | |
| Date | 29th June 1939 | |
| 666 SECRET. W/S. Cx.{Major Len W. Cox - Advertising Manager} from Rm.{William Robotham - Chief Engineer} Rm{William Robotham - Chief Engineer}5/R.29.6.39. No 8-cylinder engine has been to Park Wards in an Experimental chassis. Rm.{William Robotham - Chief Engineer} | ||