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).
Diagram of a motor, reduction box, and clutch assembly connected to a pressurized fluid feed system.
| Identifier | ExFiles\Box 131\2\ scan0089 | |
| Date | 22th November 1937 guessed | |
| DRIVE, REDUCTION BOX, MOTOR, CLUTCH, GAUGE 30lbs, AIR PRESSURE, GLASS TUBE, GLASS TUBE, GLASS TUBE, 1 GALLON, TAP, TO MAIN FEED PIPE, ON ENGINE BASE | ||