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).
From Rm to Ev regarding detailing the scheme for the vacuum hand control.
| Identifier | ExFiles\Box 137\3\ scan0181 | |
| Date | 16th February 1940 | |
| ? Ignition 1158. a carbor. To Ev.{Ivan Evernden - coachwork} From Rm.{William Robotham - Chief Engineer} Rm.{William Robotham - Chief Engineer}2/MH.{M. Huckerby}16.2.40. VACUUM HAND CONTROL. As discussed with you the other day we believe it is worth detailing this scheme at Park Leys where reference to other drawings is difficult. Rm.{William Robotham - Chief Engineer} | ||