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).
To all testers announcing a conference on the 'Ripple' car.
| Identifier | ExFiles\Box 174\3\ img195 | |
| Date | 29th June 1939 | |
| Rm{William Robotham - Chief Engineer}'s Conf. file To All Testers from Rm.{William Robotham - Chief Engineer} Rm{William Robotham - Chief Engineer}7/R.29.6.39. There will be a Conference in the Chassis Conference room on the "Ripple" car at 9.a.m. to-morrow, Friday. [Signature 'Rm{William Robotham - Chief Engineer}'] | ||