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).
The required rebuild of a 4.HS gearbox using Cadillac gears and other specified parts.
| Identifier | ExFiles\Box 94\2\ scan0253 | |
| Date | 30th June 1937 | |
| HPS.{Horace Percy Smith - Experimental Factory Mgr} from Rm{William Robotham - Chief Engineer}/Gry.{Shadwell Grylls} 326 Rm{William Robotham - Chief Engineer}/Gry{Shadwell Grylls}2/R.30.6.37. GEARBOX 4.HS.{Lord Ernest Hives - Chair} Various parts on this gearbox are now broken, including the second speed gears. Will you please re-build the gearbox with a pair of Cadillac gears which used to be in this box, and are now in the Fitting Shop, and, at the same time, replace any other broken parts. The second sliding piece should be standard pro-duction N.Sch.4824. We understand from FS.{F. Steele} that the roller spigot will be ready next Monday. Will you, therefore, please keep the gearbox in pieces until that date, and incorporate this feature. Rm{William Robotham - Chief Engineer}/Gry.{Shadwell Grylls} | ||