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).
Trial to rely on the press fit of the cones alone for the Senior Gear Box.
| Identifier | ExFiles\Box 136\2\ scan0188 | |
| Date | 24th February 1940 | |
| 1153 file To Ev{Ivan Evernden - coachwork}/HH. c. Ev.{Ivan Evernden - coachwork} Rm.{William Robotham - Chief Engineer}8/ML.24.2.40. Senior Gear Box. Re Memo. Ev{Ivan Evernden - coachwork}/HH.16/JH.22.2.40. we wish to try your alternative (a) reliance upon the press fit of the cones alone to hold them. If further experience proves that this is insufficient we will reconsider the matter. Rm{William Robotham - Chief Engineer}/FJH.{Fred J. Hardy - Chief Dev. Engineer} | ||