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Institution
Collection
Subject
Hydrology
7
Water quality
4
Fertilizers Environmental aspects
3
Groundwater
2
Sediment transport
2
Stream measurements
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2
Strip mining Environmental aspects
2
Water resources development
2
Water-supply
1
Coal mines and mining Environmental aspects
1
Mine drainage Environmental aspects
1
Pennsylvania
1
Reservoirs
1
Rivers
1
Water-supply Research
1
Wetlands
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Author
10
Geological Survey (U.S.)
8
Geological Survey (U.S.),
4
Herb, William J.
3
Fishel, David K.,
3
Reed, Lloyd A.
2
Brown, Deborah E.
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2
Chesapeake Bay Program (U.S.)
2
Fishel, David K.
2
Langland, Michael J.
2
Langland, Michael J.,
2
Pennsylvania. Bureau of Soil and Water Conservation
2
Pennsylvania. Department of Environmental Resources
2
Shaw, L. C.
2
Susquehanna River Basin Commission
2
United States. Environmental Protection Agency
1
Cravotta, Charles A., III,
1
Galeone, Daniel G.,
1
Geological Survey (U.S.). Water Resources Division
1
Grant, Robert R.,
1
Leopold, Luna B. 1915-2006
1
Leopold, Luna B. 1915-2006,
1
McElroy, Thomas A.,
1
McLanahan, Leona O.
1
Miller, R. Adam
1
Miller, R. Adam,
1
Olmsted, F. H. 1921-
1
Patrick, Ruth,
1
Pennsylvania. Bureau of State Parks
1
Pennsylvania. Bureau of Topographic and Geologic Survey
1
Pennsylvania. State Conservation Commission
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Language
Literary Form
Region
Pennsylvania
3
York County
2
Maryland
2
Philadelphia Metropolitan Area
2
Tioga County
2
West Virginia
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1
Allegheny Portage Railroad National Historic Site
1
Bald Eagle Creek Watershed (Blair County-Clinton County)
1
Bixler Run Watershed
1
Brandywine Creek Watershed (Pa. and Del.)
1
Indiana County
1
Lebanon County
1
New York (State)
1
Schuylkill County
1
Susquehanna River Watershed
1
Swatara State Park
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Year of Publication