Performance graph tracking oil, water, and air temperatures during a 10,000-mile test in France.
| Identifier | ExFiles\Box 11\5\ 05-page110 | |
| Date | 6th April 1934 | |
| 28.EX. Readings every 25 miles 10000 miles Test in France Top row: 425 miles 52.4 M.P.H. 340 miles 47.7 MPH. 328 miles 44.2 MPH 322 miles 43.9 MPH 343 miles 46.2 MPH 287 miles 45.5 MPH. Graph Labels: 15 MPG 10 MPG OIL AND WATER TEMPS. 291.4 M.P.G. 288.8 MPG 387.7 mpg. AIR TEMP. Bottom row: 6.4.34 MORN Pattinson 6.4.34 AFT. Roberts. 7.4.34 MORN Pattinson 7.4.34 AFT. Roberts 12.4.34 MORN Roberts 12.4.34 AFT. Pattinson X-axis: 4554 miles 5204 miles 5834 miles | ||
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).