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).
HP Consumption Tests on a 12-Cylinder Packard engine using 50% Benzol fuel.
| Identifier | ExFiles\Box 127\1\ scan0071 | |
| Date | 6th August 1919 | |
| VS{J. Vickers} X435 12-CYLINDER - PACKARD. HP. Consumption Tests. 50% Benzol. R.P.M. HP. Pts. per hr. Pts. per HP.Hr. 500 21.2 18 .85 750 31.8 25 .78 1000 41.6 31 .74 1250 52 40 .77 1500 57.5 46 .8 1750 67 51 .76 2000 71.6 55 .76 2250 75 57 .76 Vertical Text: R.R. 535 B (60 T) (S.F. 346. 6-8-19) G.{Mr Griffiths - Chief Accountant / Mr Gnapp} C. 2461. | ||