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).
Laboratory report detailing the distillation temperatures of a petrol sample.
| Identifier | ExFiles\Box 20\6\ Scan047 | |
| Date | 2nd March 1921 | |
| COPY. Hs.{Lord Ernest Hives - Chair} H15/EEB.3.21 Laboratory. Re. Sample of Petrol submitted 2.3.21. Specific Gravity .757. Boils at 85°C. First distillate over at 91.5°C. 2.0% distilled over at 95°C 203°F 7.5% " " " 100°C 212°F 13.5% " " " 105°C 221°F 20.5% " " " 110°C 230°F 28.5% " " " 115°C 239°F 36.0% " " " 120°C 248°F 44.0% " " " 125°C 257°F 52.5% " " " 130°C 266°F 57.5% " " " 135°C 275°F 64.0% " " " 140°C 284°F 70.0% " " " 145°C 293°F 75.0% " " " 150°C 302°F 78.5% " " " 155°C 311°F 82.0% " " " 160°C 320°F 85.0% " " " 165°C 329°F 87.5% " " " 170°C 338°F 89.0% " " " 175°C 347°F 90.0% " " " 180°C 356°F 91.5% " " " 185°C 365°F 93.0% " " " 190°C 374°F P.T.O. | ||