Kippax, John Robert, 1849- [from old catalog] · New York and London, G. P. Putnam's sons · leaf 154
s ofage, it is not of paramount moment. The archer was the tribal symbol of Ephraim andManasseh. Not far from Mu, a pale yellow multiplestar of the fourth magnitude, in the north tip of thearchers bow, is the grand cluster 24 M, visible to thenaked eye. A little south-west of Mu is the… … Yerkes Observatory Plate IX. Star-Cloud and Black Holes in Sagittarius The Night-Sky of Summer 115 marvellous so-called coal-sacks—dark spots whereno stars appear—photographed by Barnard (PlateIX.), are in this cluster. To the north of this is therich and celebrated nebula marked 20 M, discoveredin…
Stars · Constellations · Planets
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