By Thomas William Webb
Thomas William Webb (1807-1885) used to be an Oxford-educated English clergyman whose deep curiosity in astronomy and accompanying box observations ultimately ended in the e-book of his Celestial gadgets for universal Telescopes in 1859. An try out 'to provide the possessors of normal telescopes with simple instructions for his or her use, and a listing of gadgets for his or her valuable employment', the e-book was once well liked by beginner stargazers for plenty of a long time to stick with. Underlying Webb's celestial box advisor and instructions on telescope use was once a deep conviction that the heavens pointed observers 'to the main remarkable ideas of the littleness of guy, and of the unspeakable greatness and glory of the Creator'. A vintage and well-loved paintings by way of a passionate practitioner, the monograph is still an immense landmark within the heritage of astronomy, in addition to a device to be used through amateurs and execs alike.
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Extra info for Celestial Objects for Common Telescopes (Cambridge Library Collection - Astronomy)
Were, one tolerably circular, the others much lengthened, and each of the latter subdivided by narrow straits into three portions ; besides two spots, one occupying the S. polar region, the other a horse-shoe round the N. pole. He did his work well, but for want of sky-room, did not perceive their rapid motion, and gave a wrong rotation of 24/1 8 h . Schroter and Herschel I , half a century later, with much finer instruments, but in less pellucid skies, could only make out through many years a few faint markings, with suspicions of motion ; at last, 1801, Aug.
And, like old Schroter, trust nothing to memory. If there has been haste,— and sometimes if there has not,—it is surprising what unforeseen doubts may arise the next day: make at least rough notes at the time, and reduce them speedily into form, before you forget their meaning. 12. Do not be discorrraged by ignorance of drawing from attempting to represent what you see. , when about to verify his father's observations on the satellites of Uranus, prepared his eye with excellent effect, by keeping it in utter darkness for a quarter of an hour.
5. The Phosphorescence of the Dark Side. This truly unaccountable appearance * is remarkably well attested. It is * Arago's " negative visibility" is a very perplexing attempt at solution.
Celestial Objects for Common Telescopes (Cambridge Library Collection - Astronomy) by Thomas William Webb