Hearings Before the Subcommittee on Irrigation and Reclamation of the Committee on Interior and Insular Affairs, House of Representatives, Eighty-seventh Congress, Second Session, on H.R. 529, a Bill to Authorize the Secretary of the Interior to Construct, Operate, and Maintain the Mann Creek Federal Reclamation Project, Idaho, and for Other Purposes, January 24 and 25, 1962