Blueprint illustrating the components and operation of the D.W.S. four-wheel jacking system.
| Identifier | ExFiles\Box 179\2\ img172 | |
| Date | 22th January 1932 | |
| D.W.S. FOUR WHEEL JACKING SYSTEM., JACK CLOSED (FRONT AXLE), JACK EXTENDED (REAR AXLE), SPRING SAFETY LOCK-WASHERS, GREASE NIPPLE, BALL RACE, HINGE LOCKING COLLAR, ADJUSTABLE SHAFT, FOOT & EXTENSION PIECE, GREASE RETAINER & SPREADER, THRUST BALL-BEARINGS, JACK HANDLE, TORCH CLIPPED TO HANDLE FOR NIGHT USE., ROLLS-ROYCE LIMITED, MOTOR, 22 JAN 1932 | ||
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).