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).
Line graph plotting Oil, Water, and Air temperatures over a series of days in November 1932.
| Identifier | ExFiles\Box 1\4\ B001_X 100a-page294 | |
| Date | 18th December 1932 | |
| 18/12/32 C 2. PER. II. (1) OIL, WATER AND AIR TEMPS EVERY 25 OK OIL WATER AIR 120 110 100 90 80 70 60 15 10 5 11.11.32 12.11.32 13.11.32 14.11.32 17.11.32 49.2 M.P.H 45.8 M.P.H 47.6 M.P.H 45.6 M.P.H 43.2 M.P.H 42.2 M.P.H 45 M.P.H | ||