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).
Graph plotting ball pin load against washer thickness for 20/25 HP split piston dampers.
| Identifier | ExFiles\Box 105\3\ scan0202 | |
| Date | 27th October 1931 | |
| 20/25 HP SPLIT PISTON DAMPERS FRONT F57908 L.O.P. REAR F57888 L.O.P. I/C END COVERS F.83619/20 REAR DAMPER F.83169 SPRING F.83170 SPRING FRONT DAMPER F.57604 SPRING BALL PIN LOAD - LB "X" - THICKNESS OF WASHER - INS. 1.325 STAMP: ROLLS ROYCE LTD. PRINT ROOM, 31 OCT 31 DERBY. | ||