Oil consumption figures for the Bentley Trials Car B-4-GA.
| Identifier | ExFiles\Box 144\3\ scan0140 | |
| Date | 12th January 1937 | |
| S/W. {Sales / Derby Works} Rm. {William Robotham - Chief Engineer} 1220 SwL Mths {Reg Matthews} Cx {Major Len W. Cox - Advertising Manager} 2/KW12.1.37. Herewith some further oil consumption figures regarding another Bentley Trials Car B-4-GA. Att: RC {R. Childs} 3/L/8.1.37 Cx. {Major Len W. Cox - Advertising Manager} Lul | ||
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).