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).
Page two of a document discussing the replacement of a vacuum unit control for a throttle.
| Identifier | ExFiles\Box 163\7\ img313 | |
| Date | 10th June 1937 | |
| -2- E/JNR.{Charles L. Jenner}1/M.10.6.37. running with a partly opened throttle. It is such a control as that provided by the vacuum unit which it is intended to replace. Att: LeC.5691. E/JNR.{Charles L. Jenner} | ||