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).
Weights of the Goshawk 11 car and a comparison of front axle weights with the 40/50 HP model.
| Identifier | WestWitteringFiles\I\June1922\ Scan25 | |
| Date | 14th June 1932 | |
| To R.{Sir Henry Royce} from Hs.{Lord Ernest Hives - Chair} c. to CJ. c. to E.{Mr Elliott - Chief Engineer} c. to M.{Mr Moon / Mr Moore} c. to HY.{Tom Haldenby - Plant Engineer} c. to RP. ORIGINAL. No7/LG14.6.32. GOSHAWK 11. WEIGHTS. Y4388 Below are weights of complete Goshawk cars, also comparison of front axle weights of 40/50 H.P. and Goshawk-11. Hs.{Lord Ernest Hives - Chair} | ||