The geography of the heavens, and class-book of astronomy: accompanied by a celestial atlas (1873)
Burritt, Elijah H. (Elijah Hinsdale), 1794-1838, Mattison, Hiram, 1811-1868, ed, Whitall, Henry, 1819-1887? Celestial planisphere · New York, Sheldon & company · leaf 329
t is located in the observatory on MountAdams, near Cincinnati, Ohio, and was for several years underthe direction of the late Prof. O. M. Mitchel, by whose instru-mentality ,t was purchased and mounted. The object-glass is about 12 inches in diameter, with a focal distance of 17 feet. 1:was… … THE EQUATORIAL BEFBACTOB AT ALBAKY, K. t 700. This superb instrument is mounted in th<e Dudley Ob-servatory, at Albany, and is one of the most important instru-ments in America. Its focal length is 15 feet 2 inches. Theobject-glass, made by the late Henry Fitz, of New York, is 13inches clear…
Constellations · Stars
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