The Colorado River : "a natural menace becomes a national resource" : a comprehensive report on the development of the water resources of the Colorado River basin for irrigation, power production, and other beneficial uses in Arizona, California, Colorado, Nevada, New Mexico, Utah, and Wyoming / by the United States Department of the Interior, J.A. Krug, Secretary ; sponsored by and prepared under the general supervision of the Bureau of Reclamation, Michael W. Straus, Commissioner, E.A. Moritz, Director, Region 3, E.O. Larson, Director, Region 4.