 | 1863 - 376 стор.
...clouds, their density and thickness, at different elevations ; to determine the rate and direction of different currents in the atmosphere, if possible...atmospherical phenomena in general, and to make general observations. Mr. G. then gave a detailed account of the instruments used, and the circumstances connected... | |
 | 1863 - 484 стор.
...compare together the results found from the two hygrometers. To collect air at different elevations. To note the height and kind of clouds, their density and thickness at different elevations. To determine the rate and directions of different currents in the atmosphere. To make observations... | |
 | 1863 - 376 стор.
...compare the results as found by the two hygrometers together ; to collect air at different elevations ; to note the height and kind of clouds, their density and thickness, at different elevations ; to determine the rate and direction of différent currents in the atmosphere, if possible... | |
 | 1863 - 320 стор.
...compare the results as found by the two hygrometers together ; to collect air at different elevations ; to note the height and kind of clouds, their density and thickness at different elevations ; to determine the rate and direction of different currents in the atmosphere, if possible... | |
 | 1863 - 378 стор.
...compare the results as found by the two hygrometers together ; to collect air at different elevations ; to note the height and kind of clouds, their density and thickness at different elevations ; to determine the rate and direction of different currents in the atmosphere, if possible... | |
 | British Association for the Advancement of Science. Meeting - 1863 - 874 стор.
...a magnet on the earth, and at different distances from it. To collect air at different elevations. To note the height and kind of clouds, their density and thickness. To determine the rate and direction of different currents in the atmosphere, if possible. To make observations... | |
 | British Association for the Advancement of Science - 1863 - 864 стор.
...a magnet on tho earth, and at different distances from it. To collect air at different elevations. To note the height and kind of clouds, their density and thickness. To determine the rate and direction of different currents in the atmosphere, if possible. To make observations... | |
 | Royal Meteorological Society (Great Britain) - 1863 - 404 стор.
...compare together the results found from the two hygrometers. To collect air at different elevations. To note the height and kind of clouds, their density and thickness at different elevations. To determine the rate and directions of different currents in the atmosphere. To make observations... | |
 | Royal Institution of Great Britain - 1866 - 730 стор.
...compare the results as found from the two hygrometers together. To collect air at different elevations. To note the height and kind of clouds, their density and thickness ni different elevations. To determine the rate and directions of different currents in the atmosphere.... | |
 | Samuel Orchart Beeton - 1870 - 1186 стор.
...employing the dry and wet bulb thermometers as ordinarily used ; to collect air at diffère ut elevations; to note the height and kind of clouds, their density and thickness at different elevations ; to determine the rate and directions of different currents in the atmosphere ; to make... | |
| |
To collect air at different elevations. To note the height and kind of clouds, their density and thickness at different elevations. To determine the rate and direction of different currents in the atmosphere if possible. To make observations on sound.... 
