Astronomy for the use of schools and academies (1882)
Gillet, J. A. (Joseph Anthony), 1837-1908, Rolfe, W. J. (William James), 1827-1910 · New York : Potter, Ainsworth, & Co. · leaf 263
Fig. 266. Fig. 267 represents a chart of the surface of Mars, which j … Fig. 267. has been constructed from careful telescopic observation.The outlines, as seen in the telescope, are, however, much ASTRONOMY. 239 less distinct than they are represented here ; and it is byno means certain that the light and dark portions are bodiesof land and water. In the vicinity of…
Astronomy
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