Journal of the Association of Engineering Societies (1881)
Association of Engineering Societies (U.S.) · New York, [etc.] Board of Managers · leaf 146
Closing Crevasse in Levee. Pile Work finished and Cribs being filled in. Latest Hydraulic Dredge. Capacity, I 600 yd. per hour. Discharge pipe, 36 in. diam. Suction head, 32 ft. wide.
Engineering
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.