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 151
t of the earth be divided intotwelve equal parts, each described in onemonth; and let ab, be, cd, etc., be thespaces described by Mars in the sametime. Suppose the earth to be at thepoint 1 when Mars is at the point a, Marswill then appear in the heavens in thedirection of 1 a. When the earth is… … ASTRONOMY. 135
Astronomy
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