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).
The oil consumption for car B 2 LS, showing mileage and quarts of oil added.
| Identifier | ExFiles\Box 144\3\ scan0299 | |
| Date | 3rd February 1938 | |
| S/W Rm{William Robotham - Chief Engineer} Cx.{Major Len W. Cox - Advertising Manager} 1220 Scott MTHS{Reg Matthews} Cx{Major Len W. Cox - Advertising Manager} RECEIVED 4 FEB RC{R. Childs}3/L/3.2.38. Re: B 2 LS - Oil Consumption. The sump of the above car was full at the speedo reading of 4654. 5016 1 qrt. 5934 1 qrt. Miles for month - 1280 to 2 qrts. - 2560 m.p.g. POST FEB 1938 RC.{R. Childs}✓ | ||