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).
Oil consumption report for car 3 CP 30 for the month of December.
| Identifier | ExFiles\Box 144\3\ scan0294 | |
| Date | 5th January 1938 | |
| CX.{Major Len W. Cox - Advertising Manager} 1220 December. RC{R. Childs}1/L/5.1.38. Re: 3 CP 30 - Oil Consumption. - - - - - - - - - - - The sump of the above car was full at the speedo reading of 7596. 7997 1 qrt. 8539 3 pts. Miles for month - 943 to 5 pints of oil - 1512 m.p.g. RC.{R. Childs} ✓ POST RECEIVED JAN 6 XI | ||