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).
Record of oil consumption for vehicle 3-AZ-38, detailing mileage, oil top-ups, and calculated m.p.g.
| Identifier | ExFiles\Box 144\3\ scan0163 | |
| Date | 2nd February 1937 | |
| CX{Major Len W. Cox - Advertising Manager} RC{R. Childs}2/L/2.2.37. 3-AZ-38 - Oil Consumption. - - - - - - - - - The sump of the above carwas full at the speedo reading of 12057. 12133 1 qrt. 12664 2 qrts. 12916 2 qrts. 13037 1 qrt. 13130 1 qrt. 13312 2 qrts. 13456 1 qrt. 13815 2 qrts. 14088 2 qrts. Miles for month - 2031 to 3½ galls of oil - 580 m.p.g. Consumption for previous month - 660.4 m.p.g. PO Recd RC.{R. Childs}✓ | ||