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 load versus deflection for 20/25 HP front road springs.
| Identifier | ExFiles\Box 106\1\ scan0342 | |
| Date | 10th May 1933 | |
| 20/25 HP ROAD SPRINGS 18.G.IV. FRONT F58604 - WOODHEAD'S DEFLECTION FROM FREE CAMBER IN INS. LOAD - LB. OFF SIDE FREE CAMBER 4.370 COMPRESSION REBOUND FLAT CAMBER SPRING BOUNCED AFTER APPLICATION OR REMOVAL OF EACH 100 LB LOAD NEAR SIDE FREE CAMBER COMPRESSION REBOUND FLAT CAMBER OFF SIDE NEAR SIDE HB{C. E. Harcombe} | ||