1. Map showing the difference between the potentiometric surfaces of the Magothy aquifer of September 1975 and September 1982 in Southern Maryland Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Denver, Colorado : Open-File Services Section, Western Distribution Branch, U.S. Geological Survey Resource Type: Map Access & Availability: Loading
2. Map showing the potentiometric surface of the Magothy aquifer in Southern Maryland, September 1982 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Towson, Maryland : United States Department of the Interior, Geological Survey, 1982 Resource Type: Map Access & Availability: Loading
3. Preliminary map showing the difference between the potentiometric surfaces of the Aquia aquifer of September 1982 and September 1984 in southern Maryland Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Towson, Maryland : United States Department of the Interior, Geological Survey, 1985 Resource Type: Map Access & Availability: Loading
4. Preliminary map showing the potentiometric surface of the Aquia aquifer in southern Maryland, September 1984 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Towson, Maryland : U.S. Department of the Interior, U.S. Geological Survey, 1985 Resource Type: Map Access & Availability: Loading
5. Difference between the potentiometric surface of the Aquia aquifer in Spring of 1979 and Fall of 1986 in southern Maryland Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Towson, Maryland : Department of the Interior, U.S. Geological Survey, 1987 Resource Type: Map Access & Availability: Loading
6. Potentiometric surface of the Aquia aquifer in southern Maryland during the Fall of 1986 Author/Creator: Mack, Frederick K., author Publication/Creation: Towson, Maryland : Department of the Interior, U.S. Geological Survey, 1987 Resource Type: Map Access & Availability: Loading
7. The Potentiometric surface of the Aquia aquifer in southern Maryland, September 1985 Author/Creator: Mack, Frederick K., author Publication/Creation: Towson, Maryland : Department of the Interior, U.S. Geological Survey, 1987 Resource Type: Map Access & Availability: Loading
8. Potentiometric surface of the Magothy aquifer in southern Maryland during the Fall of 1986 Author/Creator: Mack, Frederick K., author Publication/Creation: Towson, Maryland : U.S. Department of the Interior, U.S. Geological Survey, 1987 Resource Type: Map Access & Availability: Loading
9. The Potentiometric surface of the Magothy Aquifer in southern Maryland, September 1985 Author/Creator: Mack, Frederick K., author Publication/Creation: Towson, Maryland : Department of the Interior, U.S. Geological Survey, 1987 Resource Type: Map Access & Availability: Loading
10. Potentiometric surface of the Aquia aquifer in southern Maryland during the fall of 1987 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Towson, Maryland : Department of the Interior, U.S. Geological Survey, 1989 Resource Type: Map Access & Availability: Loading