Laboratory report on a sample of 'ESSO' Motor Spirit.
| Identifier | ExFiles\Box 32\4\ Scan287 | |
| Date | 22th September 1931 | |
| COPY. X1588. To Hs {Lord Ernest Hives - Chair} /Mr. Hancock. From H1. HL2/AG.22.9.31. Laboratory. Report No. L2228. RE - SAMPLE OF "ESSO" MOTOR SPIRIT. Submitted 21.9.31. The quantity was too small for detailed examination. The following figures were obtained, however :- Specific Gravity ... 0.757 Aromatics ........ 36% Alcohol ........... Nil. Lead ............ Nil. H1. | ||
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).