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 showing the position of the centre of twist of a front spring when under braking torque.
| Identifier | WestWitteringFiles\L\2April1924-June1924\ Scan15 | |
| Date | 11th June 1924 | |
| ROLLS ROYCE, LIMITED PRINT ROOM 11 JUN. 1924 DERBY DIAGM. SHOWING POSITION OF CENTRE OF TWIST OF FRONT SPRING WHEN UNDER BRAKING TORQUE. C OF AXLE O.S. CENTRE OF TWIST N.S. CENTRE OF TWIST O.S CR.{Mr Cra???ster / Mr Chichester} OF TWIST N.S. CR{Mr Cra???ster / Mr Chichester} TWIST .875 .625 1.750 2.000 | ||