1. [Political map of the world]. Author/Creator: United States. Central Intelligence Agency Publication/Creation: [Washington, D.C.?] : [Central Intelligence Agency], [2000] Resource Type: Map Access & Availability: Loading
2. Potentiometric surface of the Deadwood Aquifer in the Black Hills area, South Dakota Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : Information Services [distributor] Resource Type: Map Access & Availability: Loading
3. Potentiometric surface of the Inyan Kara Aquifer in the Black Hills area, South Dakota Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : Information Services [distributor] Resource Type: Map Access & Availability: Loading
4. Potentiometric surface of the Madison Aquifer in the Black Hills area, South Dakota Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : Information Services [distributor] Resource Type: Map Access & Availability: Loading
5. Potentiometric surface of the Minnekahta Aquifer in the Black Hills area, South Dakota Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : Information Services [distributor] Resource Type: Map Access & Availability: Loading
6. Potentiometric surface of the Minnelusa Aquifer in the Black Hills area, South Dakota Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : Information Services [distributor] Resource Type: Map Access & Availability: Loading