Graph plotting water and air temperature readings taken every 50 miles over several days in July 1930.
| Identifier | ExFiles\Box 11\3\ 03-page002 | |
| Date | 13th July 1930 | |
| 24 - EX WATER AND AIR TEMPERATURE READINGS EVERY 50 MILES 13-7-30 morning shift afternoon shift 14-7-30 morning shift 15-7-30 morning shift afternoon shift 16-7-30 morning shift TOP WATER TEMPERATURE BOTTOM WATER TEMPERATURE 100 98 96 94 92 90 88 86 84 82 80 78 76 74 72 70 68 66 64 62 60 AIR TEMPERATURE 30° 28 26 24 22 20 18 16 14 12 10 13-7-30 14-7-30 15-7-30 16-7-30 | ||
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).