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).
Design position report detailing the status of components for the Vulture, P.V. XII, and Goshawk engines.
| Identifier | ExFiles\Box 30\3\ Scan017 | |
| Date | 3rd December 1934 guessed | |
| (8) ITEM. DESIGN POSITION ------------------------- ------------------- VULTURE ENGINE - CONTINUED. ------------------------- Supercharger casing. In hand. Compressor drive. In hand. Crankshaft rear end. Completed. Installation drawing. In hand. Drawings for wooden models of supercharger casings. In hand. Lower half crankcase. In hand. Drive for generator oil pump. In hand. P.V. XII ENGINE WITH RAMP CYLINDER HEAD. ----------------------------------------- Variable timing gun gear. In hand. Enrichening device for take off. Completed. GOSHAWK ENGINE. --------------- Modification to cylinder studs ( 2 piece block ). Completed. P.V.XII ENGINE. --------------- Suggested modification to pressure pump inlet to clear gusset on 'plane. Completed. Modification to crankcase bottom half. Completed. Separate scavenger oil pumps. Completed. Enrichening device for take off. Completed. | ||