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).
Inquiry to Overdrive Gears Ltd. regarding the operation of their overdrive system.
| Identifier | ExFiles\Box 136\2\ scan0004 | |
| Date | 16th January 1939 | |
| 1/53. Rm{William Robotham - Chief Engineer}/Gry.{Shadwell Grylls}1/MH.{M. Huckerby} 16th. January, 1939. Overdrive Gears Ltd., 7b, Victoria Street, LONDON, S.W.1. Dear Sirs, We have seen your advertisement in "The Automobile Engineer" of January, 1939 and should be glad to have a few more particulars of your scheme particularly as to whether it is necessary to use full throttle when changing down from overdrive to direct. Yours faithfully, for ROLLS-ROYCE LTD. | ||