| Royal Geographical Society (Great Britain) - 1854 - 538 pages
.... . 75" Ditto ditto below ... 83 Mean .... 79=Multiplier. . . 1-098 Correct altitude 2 • 566 ft. **When the boiling point at the upper station alone...the usual method of subtracting its logarithm from** 1-47712 (log. of 30 inches) and multiplying by -0006, as the differences in the column of " barometer... | |
| 1833 - 754 pages
...Temperature of air, above, 35* below, 50 Mean 42,5 = multiplier, 1.022 Correct altitude, ft. 5365.5 2. **When the boiling point at the upper station alone...the lower the level of the sea or the register of a** distant barometer is taken, then the barometrical reading had better be converted into feet by the... | |
| Edward Charles Frome - 1840 - 232 pages
...air above . . 75° Ditto ditto below . . 83 Mean 79 = Multiplier 1.098 Correct altitude 2566 feet. **When the boiling point at the upper station alone...the usual method of subtracting its logarithm from** 1.47712 (log. of 30 inches) and multiplying by .0006, as the differences in the column of " barometer... | |
| Julian R. Jackson - 1841 - 650 pages
...Temperature of the air above 75" Ditto ditto below 83 Mean 79 = Multiplier 1.098 Correct altitude 2.566 feet. **When the boiling point at the upper station alone...the usual method of subtracting its logarithm from** 1-47712 (log. of 30 inches) and multiplying by '0006, as the differences in the column of " barometer... | |
| Basil Jackson - 1847 - 410 pages
...1-118 50 -037 70 1-079 90 1-121 51 -039 71 1-081 91 1-123 228 TO DETERMINE ALTITUDES BY BOILING WATER. **When the boiling point at the upper station alone...the usual method of subtracting its logarithm from** 1-4?712 (log. of 30 inches) and multiplying by -0006, as the differences in the column of " barometer"... | |
| Sir Henry Edward Landor Thuillier - 1851 - 826 pages
...= Multiplier 1-098 Correct altitude 2-566 feet. Mean of Barometer Observations 2-649 Difference 83 **When the boiling point at the upper station alone...the usual method of subtracting its logarithm from** 1-47712 (log. of 30 inches) and multiplying by -0006, as the differences in the column of ' Barometer'... | |
| 1860 - 936 pages
...Temperature of the air above 75° Ditto ditto below 83 Mean, 79o = multiplier . 1-098 Correct altitude 2566 **When the boiling point at the upper station alone...barometer is taken, then the barometric reading had better** he converted into feet, by the usual method of subtracting its logarithm from 1-47712 (log. of 30 inches)... | |
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