 | Royal Society (Great Britain) - Antarctica - 1839 - 94 pages
...to let it mount into tlit! bull), by a proper use of the screw. At the same time the tube glioulil be carefully cleared (by the same action) of all small...complete minute shown by the watch, suppose at 2h 14m 50". From 50' to 5,5", say 0, 0, 0, .... at each beat of the watch, looking meanwhile that all is right.... | |
 | John Frederic Daniell - Meteorology - 1845 - 456 pages
...fine tube, which is stopped with wax. When it is needed to empty, cleanse, and refill the instrument, liquid must first be forced up into the ball, so as...complete minute shown by the watch, suppose at 2h 14™ 50s. From 50s to 55s, say 0, 0, 0, at each beat of the watch, looking meanwhile that all is right.... | |
 | Ludwig Friedrich Kämtz, Charles Martins, Léon Lalanne - Atmosphere - 1845 - 666 pages
...for registering the observation. Let him then grasp the instrument in his left hand, or, if he have u proper stand (which is preferable on shore or in a...in five seconds, let the screen be withdrawn at ten * " Thig may consist of two deal boards, eighteen inches long, connected by ft hinge, and kept at any... | |
 | John Frederic Daniell - Meteorology - 1845 - 418 pages
...direct rays of the sun, as exactly as may be. The liquid, as soon as exposed, will mount rapidly iii the stem. It should be allowed to do so for three...minute shown by the watch, suppose at 2h 14m 50s. From 50• to 55s, say 0, 0, 0, .... at each beat of the watch, looking meanwhile that all is right. At... | |
 | Ludwig Friedrich Kämtz, Charles Martins, Léon Lalanne - Atmosphere - 1845 - 670 pages
...It should be allowed to do so for three or four minutes before the observation begins, taking core, however, not to let it mount into the bulb, by a proper...in five seconds, let the screen be withdrawn at ten ' " This may consist of two deal boards, eighteen inches long, connected by a hinge, and kept at any... | |
 | John Frederick William Herschel - Life sciences - 1851 - 572 pages
...stand, with its screen before it, and proceed as follows, first reading off the internal thermometer. Having previously ascertained how many times (suppose...complete minute shown by the watch, suppose at 2h 14m 50'. From 50* to 55', say 0, 0, 0 at each beat of the watch, looking meanwhile that all is right. At... | |
 | John Frederick William Herschel, Robert Main - Science - 1859 - 496 pages
...the internal thermometer. Having previously ascertained how many times (suppose 20) the watch boats in five seconds, let the screen be withdrawn at ten...complete minute shown by the watch, suppose at 2h 14™ 50*. From 50* to 55', say 0, 0, 0 at each beat of the watch, looking meanwhile to see that all... | |
 | John Frederick William Herschel, Robert Main - Scientific expeditions - 1871 - 420 pages
...stand, with its screen before it, and proceed as follows, first reading off the internal thermometer. Having previously ascertained how many times (suppose...minute shown by the watch, suppose at 2h 14m 50s. From 50' to 55', say 0, 0, 0 at each beat of the watch, looking meanwhile to see that all is right. At 55s... | |
 | Great Britain. Admiralty - 1871 - 424 pages
...stand, with its screen before it, and proceed as follows, first reading off the internal thermometer. Having previously ascertained how many times (suppose...complete minute shown by the watch, suppose at 2h 14™ 50s. From 50" to 55", say 0, 0, 0, .... at each beat of the watch, looking meanwhile to see that... | |
 | Physics - 1839 - 1198 pages
...same action) of all small broken portions of liquid remaining in it, which should all be drawn clown into the bulb. When all is ready for observation,...the watch beats in five seconds, let the screen be withdrawii at ten seconds before a complete minute shown by the watch, SU¿)¿OS¿ at 2 l¿ j ¿ 50'.... | |
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It should be allowed to do so for three or four minutes before the observation begins, taking care, however, not to let it mount into the bulb, by a proper use of the screw. At the same time the tube should be carefully cleared (by the same action) of... 