■c^rOTr K^^v ^TOfilM ■■■ 5^ "V •x. [Entered at the Post Office of New \ orlt, N. V. ns Second Class matter.] A WEEKLY JOURNAL OF PRACTICAL INFORMATION, ART, SCIENCE, MECHANICS, CHEMISTRY, AND MANUFACTURES. TS3.00 A YE Vol. LXXVI,-\«, 11. NEW YORK, MARCH 13, 1897. L Weekly. Established 1845. THE… … THE LOWER GATES OF THE CASCADE LOCKS. THE CASCADE LOCKS, FROM THE UPPER GATES. GENERAL VIEW OF THE CASCADES AND LOCKS OF THE COLUMBIA RIVER, 0REG0N.-[See page 167.] ) 1897 SCIENTIFIC AMERICAN, INC.
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