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Showing 1 - 20 results of 21 for search '"illustrator"', query time: 0.35s Refine Results
  1. 1
    A benthic-macroinvertebrate index of biotic integrity and assessment of conditions in selected streams in Chester County, Pennsylvania, 1998-2009 /
    by Reif, Andrew G.
    Published 2012
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    Government Document eBook
  2. 2
    Groundwater-quality monitoring program in Chester County, Pennsylvania, 1980-2008 /
    by Senior, Lisa A.
    Published 2010
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    Government Document eBook
  3. 3
    Effects of flood controls proposed for West Branch Brandywine Creek, Chester County, Pennsylvania /
    by Sloto, Ronald A.
    Published 1988
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    Government Document eBook
  4. 4
    Low-flow statistics of selected streams in Chester County, Pennsylvania /
    by Schreffler, Curtis L.
    Published 1998
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    Government Document eBook
  5. 5
    Assessment of stream quality using biological indices at selected sites in the Delaware River basin, Chester County, Pennsylvania, 1981-97 /
    by Reif, Andrew G.
    Published 2002
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    Government Document Book
  6. 6
    Assessment of stream quality using biological indices at selected sites in the Brandywine Creek basin, Chester County, Pennsylvania, 1981-97 /
    by Reif, Andrew G.
    Published 2002
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    Government Document Book
  7. 7
    Estimated suspended-sediment loads and yields in the French and Brandywine Creek Basins, Chester County, Pennsylvania, water years 2008-09 /
    by Sloto, Ronald A.
    Published 2011
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    Government Document eBook
  8. 8
    Assessment of stream quality using biological indices at selected sites in the Schuylkill River basin, Chester County, Pennsylvania, 1981-97 /
    by Reif, Andrew G.
    Published 2002
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    Government Document Book
  9. 9
    Assessment of stream quality using biological indices at selected sites in the Red Clay and White Clay Creek basins, Chester County, Pennsylvania, 1981-97 /
    by Reif, Andrew G.
    Published 2002
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    Government Document Book
  10. 10
    Geohydrology and simulation of ground-water flow in the carbonate rocks of the Valley Creek basin, eastern Chester County, Pennsylvania /
    by Sloto, Ronald A.
    Published 1990
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    Government Document eBook
  11. 11
    Ground-water resources of Big Elk Creek basin, Pennsylvania and Maryland /
    by Sloto, Ronald A.
    Published 2002
    Adobe Acrobat Reader required
    Government Document Book
  12. 12
    A stormwater management model for the West Branch Brandywine Creek, Chester County, Pennsylvania /
    by Sloto, Ronald A.
    Published 1982
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    Government Document eBook
  13. 13
    Radon-222 in the ground water of Chester County, Pennsylvania /
    by Senior, Lisa A.
    Published 1998
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    Government Document eBook
  14. 14
    Hydrogeology and water quality of the West Valley Creek Basin, Chester County, Pennsylvania /
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    Government Document eBook
  15. 15
    Drought-trigger ground-water levels and analysis of historical water-level trends in Chester County, Pennsylvania /
    by Schreffler, Curtis L.
    Published 1999
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    Government Document eBook
  16. 16
    Geohydrology and ground-water quality, Big Elk Creek basin, Chester County, Pennsylvania, and Cecil County, Maryland /
    by Sloto, Ronald A.
    Published 2002
    Adobe Acrobat Reader required
    Government Document Book
  17. 17
    Effects of urbanization on storm-runoff volume and peak discharge of Valley Creek, eastern Chester County, Pennsylvania /
    by Sloto, Ronald A.
    Published 1988
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    Government Document eBook
  18. 18
    Effect of urbanization on the water resources of eastern Chester County, Pennsylvania /
    by Sloto, Ronald A.
    Published 1987
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    Government Document eBook
  19. 19
    Geohydrology and simulation of ground-water flow in the Red Clay Creek Basin, Chester County, Pennsylvania, and New Castle County, Delaware /
    by Vogel, Karen L., Reif, Andrew G.
    Published 1993
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    Government Document eBook
  20. 20
    Land use, organochlorine compound concentrations, and trends in benthic-invertebrate communities in selected stream basins in Chester County, Pennsylvania /
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    Government Document eBook
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