Hearing Before the Subcommittee on Irrigation and Reclamation of the Committee on Interior and Insular Affairs, United States Senate, Eighty-ninth Congress, First Session, on S. 21, a Bill to Provide for the Optimum Development of the Nation's Natural Resources Through the Coordinated Planning of Water and Related Land Resources, Through the Establishment of a Water Resources Council and River Basin Commissions, and by Providing Financial Assistance to the States in Order to Increase State Participation in Such Planning, February 5, 1965