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).
Agreeing to obtain a De Normanville overdrive gearbox for testing.
| Identifier | ExFiles\Box 136\2\ scan0042 | |
| Date | 2nd February 1939 | |
| Rm{William Robotham - Chief Engineer} 1153 To BY.{R.W. Bailey - Chief Engineer} from Sg.{Arthur F. Sidgreaves - MD} Overdrive Gearboxes. Sg{Arthur F. Sidgreaves - MD}9/B3239 Copy to Hs.{Lord Ernest Hives - Chair}Rm.{William Robotham - Chief Engineer}Cx.{Major Len W. Cox - Advertising Manager} I am in receipt of EY.1/MH.{M. Huckerby}2.2.39 and am very much interested to note what you say about the overdrive gearbox invented by De Normanville. I quite agree that we should go ahead and obtain a unit for test. We will discuss the matter further when I am at Derby next week. Sg.{Arthur F. Sidgreaves - MD} | ||