The oil consumption for car B 39 JY over a month.
| Identifier | ExFiles\Box 144\3\ scan0247 | |
| Date | 10th August 1937 | |
| 1220 . MTHS {Reg Matthews} CH RC {R. Childs} 1/L/10.8.37. Re: B 39 JY - Oil Consumption. - - - - - - - - - - - - The sump of the above car was full at the speedo reading of 4392. 4643 1 qrt. 5112 1 qrt. 5336 1 qrt. 5437 1 pt. 6044 3 pts. 6258 1 qrt. 6504 1 qrt. Miles for month - 2112 to 1 gall. 3 qrts. of oil - 1206 m.p.g. RC. {R. Childs} ✓ [Postmark stamp text: POST... 11 ... 37 ... 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).