Laboratory report detailing the distillation and specific gravity of a 50-50 Aviation Spirit and Benzole sample.
| Identifier | ExFiles\Box 32\1\ Scan103 | |
| Date | 21th May 1925 | |
| RK. X1555 H12/EA21.5.25. Laboratory. c to Hs. {Lord Ernest Hives - Chair} Re Sample of 50 - 50 Aviation Spirit and Benzole submitted this morning by the Exptl. Dept. Specific Gravity 0.797 Distillation :- Initial Boiling Point -------- 34°C Final Boiling Point --------- 156°C Total Distillate ----------- 98 % Residue ------------------- 1 % Loss ---------------------- 1 % Temperature °C % Distillate 75 6.0 85 31.5 95 63.5 105 78.5 115 88.0 125 92.5 135 95.0 145 96.3 150 97.0 [STAMP: RECEIVED with clock face] H1. HE | ||
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).