 | Jacques Ozanam - 1803 - 554 pages
...mountains in. French toises. We must observe also, that the French, in general, consider 28 Paris inches as the mean height of the barometer, at the level of the sea : as the following remarks on this subject by Mr. Kirwan, may be of use to the reader, \ve here subjoin... | |
 | René Just Haüy - 1807 - 478 pages
...on account of their assuming 98 French or 29'9 English inches, instead of 30'OS English inches, for the mean height of the barometer at the level of the sea, are suggested by Mr. "Kirwttn, in his tract " On the Variation of the Atmosphere." TR. (a) M. Girari},... | |
 | Pierre Simon marquis de Laplace - 1809 - 408 pages
...its weight balances that of the mercury in the barometer. At the temperature of melting ice and at the mean height of the barometer at the level of the sea, which height is nearly seventy-six centimetres, the weight of air is to that of a similar column of... | |
 | Thomas Thomson - 1810 - 734 pages
...diminish the density of the air, are at their maximum, while at the pole they are at their minimum. The mean height of the barometer at the level of the sea, all • Mamintcr Tru/.ToL iv. p 543. i Or Halley. •ver the globe, is 30 inches ; the weight of the... | |
 | 1810 - 606 pages
...account of the assumption of 28 French or 2p.C) English inches, instead of 30.08 English inches, for the mean height of the barometer at the level of the sea, are pointed out by Mr. Kinvcm, in his tract "' On the Variation of the Atmosphere." In the present... | |
 | John Playfair - 1812 - 344 pages
...the steam. The mean weight of the atmosphere is here understood to be equal to 30 inches of mercury, the mean height of the barometer at the level of the sea. In the construction of thermometers, care should be taken to mark the boiling point, or 212, only when... | |
 | Charles Stanislas de Malortie de Martemont - 1815 - 320 pages
...sensible error, regard them as constant during an interval of someyears. For performing the calculation, the mean height of the barometer at the level of the sea must be known. According to the experiments of Sir George Schuckburg, which are regarded as very accurate,... | |
 | Charles Stanislas de Malortie de Martemont - 1820 - 560 pages
...sensible error, regard them as constant during an interval of some years. For performing the calculation, the mean height of the barometer at the level of the sea must be known. According to the experiments of Sir George Schuckburg, which are regarded as very accurate,... | |
 | John Playfait - 1822 - 516 pages
...ever likely to be obtained from it. It would, however, be of consequence to determine, by observation, the mean height of the barometer at the level of the sea in the different regions of the earth. That mean height is not every where the same. Under the line,... | |
 | John Frederic Daniell - 1823 - 532 pages
...consistent with the nature of this Essay. The first fact to which I shall address myself is, that I. The, mean height of the Barometer at the level of the sea, is the same in every part of the globe. Equality of pressure is one of the fundamental laws of Hydrostatics,... | |
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From the foregoing statements it may be safely inferred that " the mean height of the barometer at the level of the sea being the same in every part of the globe... 
