Mileage summary for Rationalized cars, B.V. cars, and various B-series engines.
| Identifier | ExFiles\Box 154a\2\ scan0313 | |
| Date | 17th July 1940 | |
| 1305 Rm. {William Robotham - Chief Engineer} from Rm {William Robotham - Chief Engineer} /Wym. {G. Harold Whyman - Experimental Manager} Rm {William Robotham - Chief Engineer} /Wym. {G. Harold Whyman - Experimental Manager} 2/JMS.17.7.40. Total mileage of Rationalized cars with independent front suspension... ... ... ... 281,101 Total mileage of B.V. cars ... ... ... ... 153,098 " " " B.50 " ... ... ... ... 39,692 " " " B.60 " ... ... ... ... 88,311 " " " B.60 Engines ... ... ... ... 36,890 " " " B.80 " ... ... ... ... 88,311 Rm {William Robotham - Chief Engineer} /Wym. {G. Harold Whyman - Experimental Manager} | ||
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).