Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge: General Index to the Proceedings ... Volumes 1-50, 1838-1911, Volum 1;Volum 13American Philosophical Society, 1912 - 83 pàgines |
Des de l'interior del llibre
Resultats 1 - 5 de 7.
Pàgina 387
... observer wanted to prolong the unpleasantness by weighing the evidence . As a result , the priority fight finally ended , not because it was settled , but because the scientific es- tablishment had heard enough . So the drama ends on a ...
... observer wanted to prolong the unpleasantness by weighing the evidence . As a result , the priority fight finally ended , not because it was settled , but because the scientific es- tablishment had heard enough . So the drama ends on a ...
Pàgina 427
... observer on the heroic scale , and a bold theorist who scan- dalised his contemporaries , was William Herschel , among whose many honours was Foreign Membership in this Society . Friedrich Wilhelm Herschel was born in Hanover on 15 ...
... observer on the heroic scale , and a bold theorist who scan- dalised his contemporaries , was William Herschel , among whose many honours was Foreign Membership in this Society . Friedrich Wilhelm Herschel was born in Hanover on 15 ...
Pàgina 428
... observer . Large lenses were out of the question ; large mirrors were in practice unobtainable , so Herschel bought the blanks and , with Smith in one hand and some second - hand tool in the other , set about grinding the discs into ...
... observer . Large lenses were out of the question ; large mirrors were in practice unobtainable , so Herschel bought the blanks and , with Smith in one hand and some second - hand tool in the other , set about grinding the discs into ...
Pàgina 429
... observer was perilously perched on top of a ladder . To make major adjustments in the telescope's azimuth , the observer descended the ladder , picked up the bottom end of the tele- scope , carried it to its new position , and dumped it ...
... observer was perilously perched on top of a ladder . To make major adjustments in the telescope's azimuth , the observer descended the ladder , picked up the bottom end of the tele- scope , carried it to its new position , and dumped it ...
Pàgina 430
... observers took a lively interest in possible changes of brightness among the stars . But of course changes in the appearance of a star may be due to nothing more than differences in the phase of the Moon , or in the haze in the Earth's ...
... observers took a lively interest in possible changes of brightness among the stars . But of course changes in the appearance of a star may be due to nothing more than differences in the phase of the Moon , or in the haze in the Earth's ...
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