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 modifications for the Vulture, P.V.XII, and Buzzard engines.
| Identifier | ExFiles\Box 30\3\ Scan110 | |
| Date | 5th March 1935 guessed | |
| (9) ITEM. DESIGN POSITION. ________________________________________________________________ VULTURE ENGINE. Lower half crankcase with detachable oil baffles. Completed. Tecalemit filter in lower half crankcase. Completed. P.V.XII ENGINE. Modified high lift camshaft. Completed. BUZZARD ENGINE. Application of automatic mixture control. In hand. | ||