TY - BOOK AU - O'Brien, William Patrick. AU - Rathbun, Mary Yeater. AU - O'Bannon, Patrick. AU - Whitacre, Christine. CN - TC529 CN - TC529 CY - Denver, Colo. : CY - [Fort Belvoir, Va.?] : DA - 1992. ET - 1st ed. ID - 453585 KW - Dams KW - Locks (Hydraulic engineering) LK - http://catalog.hathitrust.org/api/volumes/oclc/25826492.html N1 - Shipping list no.: 92-304-P. N1 - "February 1922"--P. 238. PB - National Park Service, Rocky Mountain Region ; PB - U.S. Army Corps of Engineers, PP - Denver, Colo. : PP - [Fort Belvoir, Va.?] : PY - 1992. T1 - Gateways to commerce :the U.S. Army Corps of Engineers' 9-foot channel project on the upper Mississippi River / TI - Gateways to commerce :the U.S. Army Corps of Engineers' 9-foot channel project on the upper Mississippi River / UR - http://catalog.hathitrust.org/api/volumes/oclc/25826492.html VL - 2nd ER -