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).
Petrol consumption of a Hispano car.
| Identifier | ExFiles\Box 22\1\ Scan043 | |
| Date | 12th December 1923 | |
| CJ. from Hs.{Lord Ernest Hives - Chair} Y4214 Hs{Lord Ernest Hives - Chair}2/LG1.12.23. HISPANO CAR. With reference to your enquiry with regard to the petrol consumption of this car. On the run from Derby to WW. and back the average petrol consumption was 15.5 M.P.G. - the average speed was 31 M.P.H. We shall be taking consumptions at various speeds which will be sent with the full report on this car. Hs.{Lord Ernest Hives - Chair} | ||