prepared under the direction of C.G. Paulsen, Chief Hydraulic Engineer ; prepared in cooperation with the states of Arkansas, Louisiana, Oklahoma, and Texas, and other agencies
prepared under the direction of C.G. Paulsen ; prepared in cooperation with the Department of Public Works of California, the city and county of San Francisco, the Corps of Engineers, United States Army, and the United States Bureau of Reclamation
prepared under the direction of C.G. Paulsen ; prepared in cooperation with the Minnesota Conservation Department, Division of Waters; the Minnesota Iron Range and Rehabilitation Commission; the Corps of Engineers, Department of the Army; and the Department of State