Dodge, Mary Mapes, 1830-1905 · [New York : Scribner & Co.] · leaf 215
ere the full-sizedplate is not needed. Each lens has a certain cutting power ; that is, it will produce an accu-rate image up to a certain size. The scope of thelens is thus a very important element of its value,and must be learned and carefully considered bythe buyer. Of varieties of camera there… … DETECTIVE the arm, and the pressing of a knob makes aninstantaneous exposure. With one of these, viewsmay be made from the rigging of a ship in motion,from the window of a railroad train, or under anysimilar conditions. They are intended for useout-of-doors only, though they may be operatedindoors…
Children's literature
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