Inside Out Library
The elements of astronomy; a textbook (1919)
Young, Charles A. (Charles Augustus), 1834-1908, Young, Anne Sewell, b. 1871., ed · Boston, New York (etc.) Ginn and Company · leaf 545
MAP IT. … Magnitudes 0 1*3* 6Nebula, Cluster Symbols * * * * + • ° ® 5 P.M.Astronomy · Constellations
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