Geology topics
E.R. Carrillo
Publications and source records attributed to E.R. Carrillo.
Index of surface-water stations in Texas, January 1982
The U.S. Geological Survey's investigations of the water resources of Texas are conducted in cooperation with the Texas Department of Water Resources, river authorities, cities, counties, U.S. Army Corps of Engineers, U.S. Bureau of Reclamation, International Boundary and Water Commission, and others.
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