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).
Blueprint detailing an external oil control linkage mechanism.
| Identifier | ExFiles\Box 13\4\ 04-page196 | |
| Date | 31th January 1934 | |
| EXTN OIL CONTROL, HS{Lord Ernest Hives - Chair} 1290, ROLLS-ROYCE LTD, PRINT ROOM, JAN 31 1934, DERBY, CLOSES, OPEN, 87.5° CRS, G.S. Brown | ||