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).
Progress report on single cylinder and general research items, listing their current design position.
| Identifier | ExFiles\Box 30\3\ Scan047 | |
| Date | 7th January 1935 guessed | |
| ITEM. (8) DESIGN POSITION. SINGLE CYLINDER AND GENERAL RESEARCH. Dynamo to provide battery ignition for aero engines. In hand. Modifications to existing bearing testing rig. Completed. Investigation of possibilities of new bearing testing rig. Completed. Pot for testing "Merlin II" type cylinder bottom joint gland. Completed. 12 cyl. two stroke sleeve valve engine - Theoretical investigation of gas flow. Completed. Aero Universal single cyl. unit - Dowels for cylinder head cover. Completed. P.V.XII Single Cylinder Unit - Modified cylinder barrel. Completed. -do- - Camshaft driving spindle retaining washer. Completed. 3 3/4 x 4 1/2" -do- - High power cyl. Modified adjusting screw - exhaust valve rocker. Completed. Kestrel -do- Camshaft driving spindle retaining washer. Completed. Needle roller bearing for bearing test rig. In hand. Investigation into fitting exhaust driven supercharger to six cylinder test unit. Completed. | ||