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).
Log of car oil consumption and mileage for November and December.
| Identifier | ExFiles\Box 144\3\ scan0133 | |
| Date | 7th January 1937 | |
| CX.{Major Len W. Cox - Advertising Manager} B 3 GA - Oil Consumption. RECEIVED 8 JAN 1937 NOVEMBER. The sump of the above car was full at the speedo reading of 23563. 23829. 1 qrt. 24215 1 qrt. 24527 1 qrt. 24671 1 qrt. 24933 1 qrt. 25404 1 qrt. 25408 1 pt. 25588 1 qrt. 25728 1 qrt. 26168 1 pt. 26421 1 qrt. Miles for month - 2858 to 2 galls 2 quarts of oil - 984 m.p.g. DECEMBER. The sump of the above car was full at the speedo reading of 26421. 26914 3 qrts. 27044 1 qrt. 27388 1 qrt. 27890 1 qrt. 28134 1 qrt. Miles for month - 1713 to 1 gall 3 quarts of oil - 980 m.p.g. RC.{R. Childs} | ||