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).
List of test results for a fluid's physical and chemical properties.
| Identifier | ExFiles\Box 27a\4\ Scan090 | |
| Date | 30th March 1933 guessed | |
| Gravity 29.8°F.{Mr Friese} Baume. Sulphur 0.021% Doctor Passes. Corrosion Passes. Color Saybolt 28 Color Hold (1hr. in Sun) No drop. Acid Heat. 19°F.{Mr Friese} Flash "Abel" 105°F.{Mr Friese} Aniline Point -28°F.{Mr Friese} Induction Period (oxidation resistance) O¼/3hrs. Octane No. @ 300°F.{Mr Friese} 90 Crystallization Temperature, Less than -100°F.{Mr Friese} Gum (Dis.Cop.) mgs. 2.9 Gum (Dis.Glass) mgs. 2.4 Initial Boiling Point 310°F.{Mr Friese} 154.40°C. 50% off @ 348°F.{Mr Friese} 175.55°C. Final Boiling Point 410°F.{Mr Friese} 210.00°C. Recovery 98% | ||