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A beginner's star-book; an easy guide to the stars and to the astronomical uses of the opera-glass, the field-glass and the telescope (1912)

Murphy, Edgar Gardner, 1869-1913 · New York, London, G.P. Putnam's Sons · leaf 89

An illustration from A beginner's star-book; an easy guide to the stars and to the astronomical uses of the opera-glass, the field-glass and the telescope, 1912, leaf 89
ten better lighted in the six-day moon than in this photo-graph,—and next to it, Chacornac, No. 2Ti. Posidonius is one of the finest of lunar objects,for while its walls are only about 6000 feet high, its central crater rises from a brilliantfloor on which, with a good instrument, one may find the… … KEY-MAP TO MOON, AT SIX DAYS See accompanying text, with illustration opposite Zbc flDoon in tbe telescope 75 ameter, Vitruvius 19. The small ring-plains, Kant (26) and Maedler (27), lie to the eastand west respectively of Theophilus, No. 30. Theophilus, 30; Cyrillus, 31; and Catharina, 32;—this…

Astronomy

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