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 the A.S.T.M. distillation of 45% blends of mixed blending agents in typical aviation gasoline.
| Identifier | ExFiles\Box 150\1\ scan0222 | |
| Date | 30th January 1936 guessed | |
| FIG. 4. A.S.T.M. DISTILLATION OF 45% BLENDS OF MIXED BLENDING AGENTS IN TYPICAL AVIATION GASOLINE. TEMPERATURE °F 300 275 250 225 200 175 150 125 100 PER CENT CONDENSED. 0 20 40 60 80 100 30% ISOPROPYL ETHER + 15% ISO OCTANE BLEND 22½% ISOPROPYL ETHER + 22½% ISO OCTANE BLEND 33.8% ISOPROPYL ETHER + 11.2% ISO OCTANE BLEND TYPICAL AVIATION GASOLINE | ||