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).
Modifications to the Spectre front brake linkage, specifically the equaliser and carrier levers.
| Identifier | ExFiles\Box 92\4\ scan0049 | |
| Date | 3rd January 1935 | |
| 4306 SECRET. To HH. from Da.{Bernard Day - Chassis Design} Da.{Bernard Day - Chassis Design}2/HP.3.1.35. C. Ser. E.{Mr Elliott - Chief Engineer} Ms. Hdyr SpectreCodename for Phantom III - Front Brake Linkage. Herewith is N. Sch.4318, modified equaliser lever and carrier lever to suit the semi-servo system with the existing arrangement of brakes. The ratio provided is 17 to 1 instead of 19 to 1 because of the increased diameter of the servo. The position of the lubrication boss has also been altered to suit the coachwork. N.Sch.4318 herewith. Da.{Bernard Day - Chassis Design} | ||