Dodge, Mary Mapes, 1830-1905 · [New York : Scribner & Co.] · leaf 471
further developed. Fig. 6 is a beautiful form of ice flower,already mentioned. The subject is an attractive one, and may becommended to those who are interested inthe study of natural objects, especially of thosethat are not often seen, until the attention isdrawn to them by some person more… … as points and not as streaks, for as the earthrotates it carries the photographic apparatuswith it, and the light from the star makes aline, while the astronomer wants a point. Hemust therefore devise a machine that willcounteract the movement of the earth, and sokeep the light steadily in the same…
Children's literature
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