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).
Confirmation of an experiment to remove the centre bearing of the side shaft in a gearbox.
| Identifier | ExFiles\Box 90\1\ Scan192 | |
| Date | 11th October 1937 | |
| 263 HPS.{Horace Percy Smith - Experimental Factory Mgr} from Rm{William Robotham - Chief Engineer}/Gry.{Shadwell Grylls} Rm{William Robotham - Chief Engineer}/Gry{Shadwell Grylls}4/R.11.10.37. B.23.AE. This is to confirm our conversation with you asking you to have the centre bearing of the side shaft in the gearbox of this car removed. The object of this experiment is to satisfy By.{R.W. Bailey - Chief Engineer} that the gearbox will not be any noisier. The inner race of the ball bearing should be replaced by a suitable distance piece. Rm.{William Robotham - Chief Engineer} | ||