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Introduction to ground-water hydraulics : a programed text for self-intruction
(United States Geological Survey, 1978)
Status of ground-water modeling in the U. S. Geological Survey
(United States Geological Survey, 1976)
Program of operation for the national water data exchange (NAWDEX)
(U. S. Geological Survey, 1977)
An evaluation of trends in the acidity of precipitation and the related aciditification of surface water in North America
(Superintendent of Documents U.S. Goverment Printing Office, 1983)
National water summary 1984- : hydrologic events, select water quality trends, and groun water resources
(Geological Survey, 1985)
National water summary 1983- : hydrologic events and issues
(Geological Survey, 1984)
Basic element of ground-water hydrology with reference to conditions in North Carolina
(Geological Survey, 1980)
Wetland hydrology and tree distribution of the Apalachicola river flood plain, Florida : Apalachicola river quality assessment
(United States Government Printing Office, 1983)
Disposal of high-level nuclear waste above the water table in arid regions
(U. S. Geological Survey, 1983)
Flood of April 1977 in the Appalachian region of Kentucky, Tennessee, Virginia, and West Virginia
(United States Government Printing Office, 1980)