The geography of the heavens : and class-book of astronomy : accompanied by a celestial atlas (1860)
Burritt, Elijah H. (Elijah Hinsdale), 1794-1838, Mattison, Hiram, 1811-1868 · New York : Mason Brothers · leaf 329
, betweenwhich it isplaced. On theleft is seen, at-tached to the ma-son work, a gra-duated circle;and on the east-ern end of theaxis of the tele-scope is seen anarm, n, extend-ing to the circle,as an index.Now, suppose theindex n to be ato, in the upperpart of the circle,when the tele-scope is… … Plurality of Worlds, American edition, p. 137. rjotion? Where located? Cost? Description by a latfe writer? remarks upon itgpowers? 710. What is a transit instrument? Size? How mounted? Describe partsas shown in the cut. How set the instrument for the meridian altitude of a star? DIFFERENT KINDS OF…
Constellations · Stars
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