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).
Development policy for the Goshawk I engine in relation to the Vulture and Goshawk II.
| Identifier | Morton\M1.9\ img021 | |
| Date | 11th June 1928 | |
| NEW 40 HP (VULTURE) GENESIS OF R.ENG. ORIGINAL To HS.{Lord Ernest Hives - Chair} from R.{Sir Henry Royce} Copy to CJ. x3481 x3548 R9/G9/6/21. RE "GOSHAWK I". 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. EFC RECEIVED! JUN 11 192R. | ||