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 fuel consumption versus brake horse power for 'F' MS engines at various throttled RPMs.
| Identifier | ExFiles\Box 36\2\ scan 209 | |
| Date | 27th August 1927 | |
| FUEL CONSUMPTION UNDER THROTTLED CONDITIONS AT VARIOUS R.P.M., R.R. 'F' M.S. ENGINES (S.S.C.), (MODERATE SUPERCHARGED), 70/30 STD FUEL, FUEL CONSUMPTION. PTS/B.H.P./HR., .7, .65, .60, .55, .5, .45, BRAKE HORSE POWER, 200, 300, 400, 500, 2300 RPM, 2200, 2100, 2000, 1900, H.C./27.8.27 | ||