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).
Data table showing powers, consumptions, and efficiencies for the Falcon engine.
| Identifier | ExFiles\Box 36\2\ scan 007 | |
| Date | 10th February 1916 | |
| X.2245 (crossed out) X.2934 / FALCON ENGINE Average of 3 sets of Test Dept. figures (uncorrected) POWERS CONSUMPTIONS AND EFFICIENCIES Speed R.P.M. | Dyn. lbs | Time to consume 4 pts.(secs) | B.H.P. | Petrol consumption. Lbs/hr. | lbs/B.H.P. --- | --- | --- | --- | --- | --- 1000 | 245.3 | 186.3 | 120.4 | 78.5 | .652 1100 | 243.7 | 159.3 | 131.6 | 81.5 | .619 1200 | 247.0 | 148.7 | 145.5 | 87.2 | .599 1300 | 247.2 | 142.8 | 157.7 | 91.2 | .577 1400 | 248.3 | 133.7 | 170.8 | 97.0 | .567 1500 | 248.3 | 126.7 | 183.0 | 102.3 | .559 1600 | 246.0 | 118.7 | 193.2 | 109.1 | .565 1700 | 242.8 | 115.2 | 202.7 | 112.6 | .556 1800 | 235.5 | 108.3 | 208.2 | 119.7 | .575 1900 | 228.0 | 104.75 | 212.7 | 123.6 | .581 2000 | 222.0 | 101.0 | 218.0 | 128.4 | .589 Av: of Test Dept. Figures. Bottom right corner notes: 12 / X.2245 (crossed out) 1 / X.2934 Text on far right edge: R.R. 529. 1500 T'S C.S. 10-2-16 G.{Mr Griffiths - Chief Accountant / Mr Gnapp} 1546 | ||