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).
Note detailing the results of oil consumption tests on chassis 1481 and 1491.
| Identifier | ExFiles\Box 144\3\ scan0005 | |
| Date | 2nd January 1911 | |
| R.R. 148 (20 H) (P 548.10.10.10 ) G 1130. X986 3P00. [crossed out]Oil Con[/crossed out] Lubrication Oil Consumption Tests. Taken by Holgate on Chassis No. 1481 on 31.12.10 over 130 miles 1 pint of oil used on Engine = 1040 miles per [underlined]gall.[/underlined] also by Mc Lave Chassis No. 1491. 2.1.11 120 miles under 1 pint oil used Consumption per gall. = about the same | ||