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).
Specification sheet for Wood-Head special lightened rear road springs, detailing component weights.
| Identifier | ExFiles\Box 88\3\ scan0016 | |
| Date | 7th June 1933 | |
| I.B.IV. WOOD-HEAD SPECIAL LIGHTENED REAR ROAD SPRINGS 800 LBS. LOAD. TO FB.27 WEIGHT OF SPRINGS. LBS-OZS 30-13 WEIGHT OF PLATES & 'U' BOLTS. 3-2 TOTAL WT. 33-15 ROLLS-ROYCE, LTD PRINT ROOM JUL 3 1933 DERBY. Hs{Lord Ernest Hives - Chair}/LES.6/KT. 7-6-33 | ||