Brocklesby, John, 1811-1889. [from old catalog] · New York, Sheldon and company · leaf 157
e then make this proportion ;to wit, (LE1) 1 : (SL1) .004523 : : (LE) 238,613 :1079. Half the diameter of the moon therefore measures1079 miles, and the entire diameter is 2158 miles, whichis nearly its true length. When the calculation is carried out with the greatestexactness, and every refined… … RELATIVE BIZEB OF THE MOON AND EARTH. moon are shown in Fig. 53, where E represents the eariSand M the moon. What is the extent of the riitimeter 1 146 SOLAR SYSTEM. MOONS PHASES. 266. The moon has no light of her own, but shines bythe reflected light of the sun, the hemisphere presented tothe sun…
Astronomy
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