Surface Water Supply of the United States, 1923. Part VI. Missouri River Basin, [by] Nathan C. Grover, Chief Hydraulic Engineer, W.A Lamb, C.G. Paulsen, Robert Follansbee, J.B. Spiegel, E.L. Williams, H.B. Kinnison, and H.C. Beckman, District Engineers. [U.S. Geological Survey Water Supply Paper 566.].