Potentiometric surface of the Magothy Aquifer in southern Maryland, September 1991 /

Towson, Md. : Denver, Colo. : U.S. Geological Survey ; Books and Open-file Reports Section, 1993

Potentiometric surface of the lower Patapsco Aquifer in southern Maryland, September 1991 /

Towson, Md. : Denver, Colo. : U.S. Geological Survey ; Books and Open-File Reports Section, 1993

Potentiometric surface of the Aquia Aquifer in southern Maryland, September 1991 /

Towson, Md. : Denver, Colo. : U.S. Geological Survey ; Books and Open-file Reports Section, 1993

Potentiometric surface of the Magothy Aquifer in southern Maryland, September 1994 /

Towson, Md. : Denver, Colo. : U.S. Geological Survey ; Books and Open-File Reports Section [distributor], 1995

Potentiometric surface of the upper Patapsco Aquifer in southern Maryland, September 1991 /

Towson, Md. : Denver, Colo. : U.S. Geological Survey ; Books and Open-file Reports Section, 1993

Potentiometric surface of the Aquia Aquifer in southern Maryland, September - October 1996 /

by Curtin, Stephen E.
Baltimore, Md. : Denver, Colo. : U.S. Geological Survey ; Copies can be purchased from Branch of Information Services, 1997

Potentiometric surface of the lower Patapsco Aquifer in southern Maryland, September 1994 /

by Curtin, Stephen E.
Towson, Md. : Denver, Colo. : The Survey ; Copies can be purchased from Open-file Reports Section, 1995

Potentiometric surface of the lower Patapsco Aquifer in southern Maryland, September 1997 /

by Curtin, Stephen E.
Baltimore, Md. : Denver, Colo. : U.S. Geological Survey ; Branch of Information Services [distributor], 1999

Map showing the potentiometric surface of the Magothy aquifer in southern Maryland, August, 1980 /

[Reston, Va.?] : The Survey, 1981

Potentiometric surface of the Magothy Aquifer in southern Maryland, September - October 1996 /

by Curtin, Stephen E.
Baltimore, Md. : Denver, Colo. : U.S. Geological Survey ; Copies can be purchased from Branch of Information Services, 1997

Potentiometric surface of the Aquia Aquifer in southern Maryland, September 1994 /

Towson, Md. : Denver, Colo. : U.S. Geological Survey ; Books and Open-File Reports Section [distributor], 1995

Potentiometric surface of the Aquia Aquifer in southern Maryland, September 1993 /

by Curtin, Stephen E.
Towson, Md. : Denver, Colo. : The Survey ; Books and Open-file Reports Section, 1994

Map showing how the potentiometric surface of the Magothy aquifer of September 1979 differed from the potentiometric surface of September 1977, in southern Maryland /

[Reston, Va.?] : The Survey, 1981

Map showing the potentiometric surface of the Magothy aquifer in southern Maryland, September, 1981 /

[Towson, Md.] : The Survey, 1982

The difference between the potentiometric surfaces of the Magothy aquifer of September 1975 and September 1981 in southern Maryland /

by Mack, Frederick K.
[Reston, Va.] : U.S. Geological Survey, 1982

Potentiometric surface of the upper Patapsco Aquifer in southern Maryland, September 1997 /

by Curtin, Stephen E.
Baltimore, Md. : Denver, Colo. : U.S. Geological Survey ; Branch of Information Services [distributor], 1999

The difference between the potentiometric surfaces of the Magothy Aquifer, September 1975 and September 1997 in Southern Maryland /

by Curtin, Stephen E.
Towson, Md. : Denver, Colo. : U.S. Geological Survey ; Branch of Information Services [distributor], 1999

Potentiometric surface of the upper Patapsco Aquifer in southern Maryland, September 1994 /

Towson, Md. : Denver, Colo. : U.S. Geological Survey ; Books and Open-file Reports Section [distributor], 1995

Potentiometric surface of the Magothy Aquifer in southern Maryland, September 1997 /

by Curtin, Stephen E.
Baltimore, Md. : Denver, Colo. : U.S. Geological Survey ; Branch of Information Services [distributor], 1999

The difference between the potentiometric surfaces of the Magothy Aquifer of September 1975 and September 1993 in southern Maryland /

by Curtin, Stephen E.
Towson, Md. : Denver, Colo. : U.S. Geological Survey ; Books and Open-file Reports, 1994