Navajo irrigation-- San Juan-Chama diversion : hearings before the Subcommittee on Irrigation and Reclamation of the Committee on Interior and Insular Affairs, United States Senate, Eighty-fifth Congress, second session, on S. 3648, a bill to authorize the Secretary of the Interior to construct, operate, and maintain the Navajo Indian Irrigation Project and the initial state of the San Juan-Chama Project as participating projects of the Colorado River Storage Project, and for other purposes, July 9, 10, 1958.