2. Thickness of the Mississippi River Valley alluvial aquifer in eastern Arkansas Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Little Rock, Arkansas : U.S. Department of the Interior, U.S. Geological Survey, 1997 Format: Map Access & Availability: Loading
4. Time of travel of solutes in the Sabine River Basin, Texas, August-November 1996 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Austin, Texas : U.S. Department of the Interior, U.S. Geological Survey, 1997 Format: Map Access & Availability: Loading
5. Torshavn, Denmark Publication/Creation: [S.l.] : Maps.com, c1997 Format: Map Access & Availability: Loading