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 Merlin, Buzzard, and Goshawk engines.
| Identifier | ExFiles\Box 30\3\ Scan181 | |
| Date | 3rd May 1935 guessed | |
| (8) DESIGN POSITION. MERLIN "C.II ENGINE - CONTINUED. Two stage water pump for evaporative cooling. In hand. Supercharger drive - roller bearing for rear layshaft bearing. In hand. Modified lower half crankcase - R.{Sir Henry Royce} Engine Type. Completed. Modified scavenge pumps to suit R.{Sir Henry Royce} engine type bottom half crankcase. Completed. MERLIN "D" ENGINE. Alternative pent house roof cylinder head. Put aside. Alternative crankcase construction. In hand. BUZZARD ENGINE. Oil pipes for automatic mixture control. In hand. Goshawk "B" Engine. Increased layshaft centres supercharger drive 10:1 ratio. In hand. Electric turning gear. In hand. Alternative cylinder construction - separate steel water jackets. In hand. Modification to crankcase. In hand. Two speed supercharger - investigation of alternative gear ratios. Completed. Two speed supercharger - alternative type of free wheel. Completed. | ||