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).
Car weight calculations for total weight, body, and consumables, with a note on chassis weight using wire wheels.
| Identifier | ExFiles\Box 3\3\ 03-page106 | |
| Date | 15th June 1906 guessed | |
| R.R. & Co. Ltd. T.A. & D.O. No. 120V cwts qrs lbs Total weight of car = 31 . 0 . 0 " " body = 4 . 0 . 0 oil } water } = 2 . 0 . 0 spares } petrol } Percentage of (3) to (1) equals about 0.5% " " (3) to (2) " " 50% NOTE Mill cwts qrs lbs With wire wheels weight of chassis = 21 . 2 . 0 | ||