Log of oil consumption for car 3-AZ-38, detailing mileage readings and the amount of oil added.
| Identifier | ExFiles\Box 144\3\ scan0221 | |
| Date | 2nd June 1937 | |
| X. Re: 3-AZ-38 - Oil Consumption. - - - - - - - - - - - - RC {R. Childs} 7/L/2.6.37 CX {Major Len W. Cox - Advertising Manager} JUN 3 1937 RECEIVED The sump of the above car was full at the speedo reading of 21392. 21448 1 qrt. 21711 2 qrts. 21845 1 qrt. 21983 1 qrt. 22198 2 qrts. 22800 3 qrts. 22954 1 qrt. 23058 1 qrt. 23398 2 qrts. 23646 1 qrt. 23881 2 qrts. Miles for month - 2489 to 4 galls. 1 quart of oil - 465.6 m.p.g. 584 m.p.g RC. {R. Childs} ✓ POST. JUN 3 1937 Received | ||
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).