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).
Graph plotting pump delivery performance in pints per hour against the head of petrol for a Phantom III engine.
| Identifier | ExFiles\Box 149\4\ scan0113 | |
| Date | 13th November 1936 | |
| Nº2 GRAPH., G.3. PUMP DELIVERY WITH AIR BOTTLES., NEEDLE VALVE FULL OPEN .10 OFF SEAT, NEEDLE VALVE .050 OFF SEAT, G.3. DELIVERY NO AIR BOTTLES PUMPING IN STEP., PHANTOM III MAX. CONSUMPTION, NEEDLE VALVE .025 OFF SEAT, STROMBERG PHANTOM III NEEDLE VALVE & SEAT PETROL LEVEL 7" ABOVE PUMP, PINTS PER HOUR THROUGH FLOAT VALVE, INCHES HEAD OF PETROL ABOVE PUMP | ||