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).
Comparison of petrol and oil consumption figures for various competitor car models.
| Identifier | ExFiles\Box 128\3\ scan0122 | |
| Date | 22th October 1943 guessed | |
| - 8 - The petrol and oil consumption of the cars are as follows :- Petrol Oil. Studebaker 20 m.p.g. 1,000 to 300 m.p.g. Austin 10 HP. 30 " 3,860 to 2,500 m.p.g. Lancia 25 " 1,264 to 1,000 m.p.g. Austin 8 HP. 36 " 4,500 to 290 m.p.g. Vauxhall 10 HP. 32 " Original Engine. 2,900 to 500 m.p.g. Reconditioned Engine. 2,090 m.p.g. Wym{G. Harold Whyman - Experimental Manager}/C.Lee. C Lee | ||