Regulating the Colorado River : hearings before the Committee on Irrigation and Reclamation, Seventieth Congress, first session, on H. R. 5770 by Mr. Davenport, a bill to improve the navigability of the Colorado River by securing regularity of flow, by protecting and developing the lower Colorado River Basin, by providing flood control, and by protecting the Colorado River in its present or future channel; also to aid in the reclamation of the public lands of the United States, to prevent controversy between the states in the Colorado Basin, and creating the Colorado River Authority, with powers and duties enumerated herein, as a means or instrumentality for carrying out such purposes and effectuating such ends and making such improvements self-sustaining and self-paying, January 7, 1928.