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 of a V.S. Gas Pump Test, plotting capacity against pump speed for different lift heights using kerosene.
| Identifier | ExFiles\Box 27a\2\ Scan014 | |
| Date | 11th November 1927 guessed | |
| V.S. GAS. PUMP TEST FUEL USED - KEROSENE PUMP No. L78 - DIAPH. TRAVEL 7/32 CAPACITY G/H 2, 4, 6, 8, 10, 12, 14, 16, 18, 20 PUMP SPEED - R.P.M. 250, 500, 750, 1000, 1250, 1500 3 FT. LIFT 10 FT. LIFT 20 FT. LIFT F.{Mr Friese} WEBER CO. PHILADELPHIA NO. 331 H | ||