Of results / by W.O. Smith, C.P. Vetter, and G.B. Cummings -- Introduction. The Lake Mead problem / by C.P. Vetter ; Organization of the work and equipment / by W.O. Smith ; Geologic setting of Lake Mead / by C.R. Longwell ; Drainage basin tributary to Lake Mead / by H.E. Thomas -- Geodetic surveys. Precise leveling / by E.J. Parkin ; Interpretation of the leveling data / by C.R. Longwell -- Hydrographic surveys. Survey of the lake / by Gunnar Leifson ; Survey of Lower Granite Gorge / by L.C. Pampel ; Reservoir storage : significance of area, capacity, and sediment tables / by J.W. Stanley ; Water budget / W.B. Langbein -- Water of the lake. Character of the inflowing water / by C.S. Howard ; Chemistry of the water / by C.S. Howard ; Circulation and evaporation / by E.R. Anderson and D.W. Pritchard ; Character of the accumulated sediment / by H.R. Gould ; Bacteriology and biochemistry of the sediments / by F.D. Sisler ; Amount of sediment / by H.R. Gould ; Turbidity currents / by H.R. Gould ; Erosion in the reservoir / by H.R. Gould ; Sedimentation in relation to reservoir utilization / by H.R. Gould ; Life of the reservoir / by H.E. Thomas, H.R. Gould, and W.B. Langbein ; The sediment problems in reservoirs / by Thomas Maddock, Jr.