http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Hydraulic design of the box-inlet drop spillway
iv, 40 pages : illustrations, plans ; 26 cm.
[by Fred W. Blaisdell and Charles A. Donnelly].
Supersedes same title issued as U.S. Soil Conservation Service. SCS-TP-106.
Washington, D.C. : Agricultural Research Service, U.S. Dept. of Agriculture in cooperation with the Minnesota Agricultural Experiment Station and the St. Anthony Falls Hydraulic Laboratory of the University of Minnesota, 1966
Agriculture handbook (United States. Department of Agriculture) ; no. 301