Revisions to the Spectre brake system linkage and countershaft for the semi-servo system.
| Identifier | ExFiles\Box 92\4\ scan0047 | |
| Date | 28th December 1934 | |
| +306 R Grey To DY. {F R Danby} from Da. {Bernard Day - Chassis Design} Da. {Bernard Day - Chassis Design} 1/HP.28.12.34. c. Wor. {Arthur Wormald - General Works Manager} E. {Mr Elliott - Chief Engineer} Hs. {Lord Ernest Hives - Chair} PHC. H'dge Spectre(Codename for Phantom III) - Brake System. Herewith is N. Sch.4311 shewing the intermediate levers on the foot brake linkage revised to suit the semi-servo system. Also N. Sch.4313 which shows the slight modifications to the foot brake countershaft, for the same purpose. N.Sch.4311 herewith. Da. {Bernard Day - Chassis Design} | ||
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).