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).
Gearbox lubrication performance on various gradients.
| Identifier | ExFiles\Box 87\5\ scan0007 | |
| Date | 12th December 1932 | |
| -2- Hs{Lord Ernest Hives - Chair}/Grx.3/MA.12.12.32. Cont'd.{John DeLooze - Company Secretary} At gradients up to 1 in 4 1/2 oil is thrown by the sliding 2nd., speed pinion on-to the servo worm. At steeper gradients lubrication is again by drip from the lid.{A. J. Lidsey} The new gearbox is therefore no worse off for lubrication than the present one. Hs{Lord Ernest Hives - Chair} GRY.{Shadwell Grylls} | ||