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).
List of vehicle chassis, their mileage, and their corresponding oil consumption figures.
| Identifier | ExFiles\Box 107\2\ scan0114 | |
| Date | 20th June 1938 | |
| -2- Rm{William Robotham - Chief Engineer}/GWH.{George W. Hancock - Head Chateauroux}17/N.20.6.38 Cont'd.{John DeLooze - Company Secretary} Chassis. Mileage. Oil consumption. B.22.KT. 3,505 600 M.P.G. B.142.HK.{Col. T. Harker - Sales} 4,189 600 " B.202.GA. 19,176 160 " B.171.HM.{Capt. W. Hallam - Head Repairs} 8,984 1600 " B.107.HM.{Capt. W. Hallam - Head Repairs} 12,835 1600 " B.157.AE. 400 " B.182.EF. 20,296 1600 " B.260.GA. 4,000 400 " B.91.GP. 5,980 1600 " B.171.HM.{Capt. W. Hallam - Head Repairs} 5,246 1600 " 800 miles and over per gallon are let go as standard. Under 800 m.p.g. receive attention. The average M.P.G. of the above attended to is 468. GWH.{George W. Hancock - Head Chateauroux} | ||