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).
Drawing of a shock damper ball valve spring stop for a Dubonnet suspension system.
| Identifier | ExFiles\Box 154\1\ scan0239 | |
| Date | 4th January 1935 | |
| Hs {Lord Ernest Hives - Chair} 1684° SCALE - 2/1 SAW CUT, .040" WIDE .050" DEEP MATERIAL S/M No OFF - 4 SHOCK DAMPER BALL VALVE SPRING STOP FOR DUBONNET SUSPENSION DIA .156 .260 DIA ±2 .100" ±5 .200" TURN .500 SCREW 16 TPI R.H. TO SUIT Hs {Lord Ernest Hives - Chair} 1681 + HS {Lord Ernest Hives - Chair} 1682 ROLLS-ROYCE, LTD PRINT ROOM 4 JAN 1935 DERBY 6.88 2/1/35 | ||