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 the Hispano rear brake operating mechanism, showing levers, cams, and dimensions.
| Identifier | ExFiles\Box 22\1\ Scan034 | |
| Date | 24th January 1923 | |
| HISPANO REAR BRAKE OPERATION P 10. 2.51 3.22 SERVO. 4.315. 2.67 OPERATING CAM. BRAKE DRUM. 2.73 OPERATING LEVER ON CROSS SHAFT. 3.525 LEVER AT END OF CROSS SHAFT. AWR / 24.1.23 | ||