1. Water quality of the Edwards Aquifer and streams recharging the aquifer in the San Antonio region, Texas Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : For sale by Map Distribution Format: Map Access & Availability: Loading
2. Water resources of the unconfined aquifer system of the Great Egg Harbor River Basin, New Jersey, 1989-90 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: West Trenton, N.J. : U.S. Department of the Interior, U.S. Geological Survey, 1992 Format: Map Access & Availability: Loading
3. Die Wirtschaft um 1925 : Erwerbstätige nach Wirtschaftsbereichen Author/Creator: Zunkel, Friedrich, 1925- Publication/Creation: Köln : Rheinland-Verlag, [1992] Format: Map Access & Availability: Loading