Showing 61 - 80 results of 2,526 for search '"United States"', query time: 0.21s Refine Results
  1. 61
    by Heath, Ralph C.
    Published 2004
    Subjects: ...Groundwater United States....
    PURL leads to a screen from where the document may be downloaded
    Government Document Book
  2. 62
    Published 1964
    Subjects: ...Hydrology United States....
    Government Document Map Book
  3. 63
    by Poppenga, S. K.
    Published 2008
    Subjects: ...Watersheds United States....
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    Government Document eBook
  4. 64
    Published 1962
    Subjects: ...Geology United States....
    Government Document Book
  5. 65
  6. 66
    by Plumlee, Geoffrey S.
    Published 1994
    Subjects: ...Environmental geology United States....
    Government Document Microform Book
  7. 67
    by Gilliom, Robert J.
    Published 2006
    Subjects: ...Water Pollution United States....
    Report:
    Summary:
    Government Document eBook
  8. 68
    Published 2006
    Subjects: ...Water Pollution United States....
    Report:
    Summary:
    Government Document eBook
  9. 69
    Published 2005
    Subjects: ...Water quality monitoring stations United States....
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    Government Document Book
  10. 70
    Published 2009
    Subjects: ...Climatic changes United States....
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    Government Document eBook
  11. 71
    Published 1995
    Subjects: ...Pesticides Environmental aspects United States....
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    Government Document eBook
  12. 72
    Published 2009
    Subjects: ...Water consumption United States....
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    Government Document eBook
  13. 73
  14. 74
    Published 2008
    Subjects: ...Natural gas reserves United States....
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    Government Document eBook
  15. 75
    Published 1969
    Subjects: ...Water resources development United States....
    Book
  16. 76
    by Smith, Richard A.
    Published 1983
    Subjects: ...Acid rain United States....
    Government Document Book
  17. 77
    by Cobb, Ernest D.
    Published 1985
    Subjects: ...Stream measurements United States....
    Government Document Book
  18. 78
    by Finch, Warren Irvin, 1924-2014
    Published 1989
    Subjects: ...Uranium ores Geology United States....
    Government Document Microform Book
  19. 79
    Subjects: ...Drainage United States....
    Book
  20. 80
    Published 1990
    Subjects: ...Runoff United States Maps....
    Government Document Map
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