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 showing air consumption against petrol delivery for a Claudel-Hobson air-driven petrol pump.
| Identifier | ExFiles\Box 61\3\ scan0284 | |
| Date | 23th October 1931 | |
| CLAUDEL-HOBSON AIR DRIVEN PETROL PUMP SHOWING AIR CONSUMPTION AGAINST PETROL DELIVERY AIR CONSUMPTION (TOTAL) (CUBIC FEET OF FREE AIR PER MINUTE) PETROL FLOW (PINTS PER HOUR) LEGEND: 30 LBS/SQ IN AIR ⊕ 60 x 90 ∆ 120 WITH EXTRA HEAD □ 60 F.J.A. 23.10.31 | ||