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 a report on vacuum ignition modifications and a monthly statement on experimental parts.
| Identifier | ExFiles\Box 174\3\ img272 | |
| Date | 5th February 1941 | |
| Rm.{William Robotham - Chief Engineer}11/C.T.5.2.41 - 5 - 33. VACUUM IGNITION ON 4-B-70. Em. would like a report as to whether this modification has made the car any rougher. Also careful consumption tests to be made over periods of one month normal use of the car with and without vacuum ignition, to see what has been gained by it. 34. MANUFACTURE OF EXPERIMENTAL PIECES. Rm{William Robotham - Chief Engineer}/CTS.{C. Trot Salt - Carburation} is asked to submit a monthly statement of experimental parts which have been completed, and those in progress of manufacture. [Handwritten initials 'Rm{William Robotham - Chief Engineer}' over 'Jm{Mr Morley}' within a circle] | ||