421. Spatial distribution, temporal variability, and chemistry of the salt wedge in the lower Charles River, Massachusetts, June 1998 to July 1999 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2000 Resource Type: Map Access & Availability: Loading
422. Time of travel of solutes in Buffalo Bayou and selected tributaries, Houston, Texas, August 1999 Author/Creator: Geological Survey (U.S.) Publication/Creation: [Austin, Tex.?] : U.S. Dept. of the Interior, U.S. Geological Survey, 2000 Resource Type: Map Access & Availability: Loading
423. Time of travel of solutes in Buffalo Bayou and selected tributaries, Houston, Texas, August 1999 Author/Creator: Geological Survey (U.S.) Publication/Creation: [Denver, CO] : [For sale by Branch of Information Services]. Resource Type: Map Access & Availability: Loading
424. Unconsolidated aquifers in Tompkins County, New York Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2000 Resource Type: Map Access & Availability: Loading
425. Bathymetric survey of Cross Lake, Caddo Parish, Louisiana, April through June 1996 Author/Creator: McGee, Benton D. Publication/Creation: [Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, 2001 Resource Type: Map Access & Availability: Loading
426. Bathymetry and selected perspective views of Crater Lake, Oregon Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2001 Resource Type: Map Access & Availability: Loading
427. Ground-water hydrology of Dugway Proving Ground and adjoining area, Tooele and Juab counties, Utah Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2001 Resource Type: Map Access & Availability: Loading
428. Ground-water levels and flow directions in glacial sediments and carbonate bedrock near Tremont City, Ohio, October - November 2000 Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : Information Services [distributor]. Resource Type: Map Access & Availability: Loading
429. Ground-water levels and flow directions in glacial sediments and carbonate bedrock near Tremont City, Ohio, October - November 2000 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Columbus, Ohio : U.S. Department of the Interior, U.S. Geological Survey, 2001 Resource Type: Map Access & Availability: Loading
430. Ground-water resources at Diego Garcia, 1985-96 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2001 Resource Type: Map Access & Availability: Loading