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).
Policy for building the Goshawk I engine, comparing it to the Vulture and Goshawk II.
| Identifier | ExFiles\Box 180\M1\9\ img021 | |
| Date | 11th June 1921 | |
| NEW 40 HP (VULTURE) GENESIS OF RO.{C. C. Rose - Export Manager}.. ORIGINAL To HS.{Lord Ernest Hives - Chair} from R.{Sir Henry Royce} Copy to CJ. x3481 x3548 RE "GOSHAWK I". R9/G9/6/21. As soon as ever it is convenient I am anxious to see "Goshawk I", so as to settle our policy as regards the "Vulture". The point is, whether it is to be like "Goshawk I" or "Goshawk II" in the system of building. EFO JUN 11 1921. RECEIVED! | ||