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 detailing the weights of Dunlop and India brand wheel and tyre assemblies.
| Identifier | ExFiles\Box 158\1\ scan0110 | |
| Date | 22th January 1937 guessed | |
| 1339 DUNLOP 6.00 X 17. Complete weight of built up wheel balanced = 61¼ lbs. Weight of cover 30 lbs. 12 ozs. " " tube 3 lbs. 12 ozs. DUNLOP 7.00 X 17. Complete weight 68¼ lbs. weight of cover 38 lbs. 3 ozs. " " tube. 3 lbs.12 ozs. " " wheel 24 lbs. 4 ozs. INDIA 6.00 X 17. Complete weight 58 lbs. Weight of cover 28 lbs. 12 ozs. " " tube. 3 lbs. 12 ozs. " " wheel 24 lbs. 0 ozs. | ||