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).
Attaching oil consumption figures for September in respect of three specific trials cars.
| Identifier | ExFiles\Box 144\3\ scan0264 | |
| Date | 5th October 1937 | |
| MTNS files 1220 S/W. Rm.{William Robotham - Chief Engineer} Cx{Major Len W. Cox - Advertising Manager}7/KW5.10.37. Oil Consumption. I attach hereto figures for the month of September in respect of Trials Cars 3-AZ-38, 3-CP-30 and GAN-54. Encs. RC{R. Childs}6/L4.10.37 RC{R. Childs}7 " RC{R. Childs}8 " Cx.{Major Len W. Cox - Advertising Manager} Peul | ||