Oil consumption test figures for a 25 HP Vauxhall.
| Identifier | ExFiles\Box 127\4\ scan0051 | |
| Date | 9th June 1937 | |
| To Rm. {William Robotham - Chief Engineer} c. to Rm {William Robotham - Chief Engineer} /Mths. {Reg Matthews} 1097 Rm {William Robotham - Chief Engineer} /FD. {Frank Dodd - Bodies} 12/JH.1/9.6.37. 25 H.P. Vauxhall Oil Consumption. Herewith oil consumption figures taken after a mileage of 2,000 for future reference. Test. Mileage 200 Oil added ½ pt. Consumption 3,200 m.p.g. Av. speed 41.3 m {Mr Moon / Mr Moore} /per hr. Air temp. 16°C. Rm {William Robotham - Chief Engineer} /F.Dodd. | ||
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).