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).
Schematic diagram of a servo-assisted hydraulic brake system.
| Identifier | ExFiles\Box 110\1\ scan0019 | |
| Date | 29th October 1940 | |
| TO FRONT BRAKES MASTER CYLINDER TO REAR BRAKES R-R.{Sir Henry Royce} SERVO-ASSISTED HYDRAULIC BRAKES 29/10/40 | ||