Showing 161 - 180 results of 1,131 for search 'The Survey :', query time: 0.52s Refine Results
  1. 161
    Caves of southeastern Pennsylvania /
    Published 1974
    “...Pennsylvania Geological Survey,...”
    Book
  2. 162
    Coal resources of Greene County, Pennsylvania /
    by Dodge, Clifford H.
    Published 1984
    “...Pennsylvania Geological Survey,...”
    Book
  3. 163
    The economic geology of the Upper Freeport coal in northeastern Greene county, Pennsylvania /
    by Skema, V. W. (Viktoras W.)
    Published 1982
    “...Pennsylvania Geological Survey,...”
    Book
  4. 164
    Geology and mineral resources of the Lehighton and Palmerton quadrangles : Carbon and Northampton Counties, Pennsylvania /
    by Epstein, Jack Burton, 1935-
    Published 1974
    “...Pennsylvania Geological Survey,...”
    Book
  5. 165
    Greater Pittsburgh region construction aggregates /
    by O'Neill, Bernard J., 1920-
    Published 1974
    “...Pennsylvania Geological Survey,...”
    Book
  6. 166
    Analyses and measured sections of Pennsylvania bituminous coals, Part II /
    Published 1975
    “...Pennsylvania Geological Survey,...”
    Book
  7. 167
    Groundwater resources in the Cumberland and contiguous valleys of Franklin County, Pennsylvania /
    by Becher, Albert E.
    Published 1982
    “...Pennsylvania Geological Survey,...”
    Book
  8. 168
    The Caves of western Pennsylvania /
    Published 1976
    “...Pennsylvania Geological Survey,...”
    Book
  9. 169
    Properties and uses of shales and clays, southwestern Pennsylvania /
    by O'Neill, Bernard J., 1920-
    Published 1979
    “...Pennsylvania Geological Survey,...”
    Book
  10. 170
    Geology and groundwater resources of northern Berks County, Pennsylvania /
    by Wood, Charles R.
    Published 1978
    “...Pennsylvania Geological Survey,...”
    Book
  11. 171
    The economic geology of the Upper Freeport coal in the New Stanton area of Westmoreland County, Pennsylvania : a model for coal exploration /
    by Sholes, Mark A.
    Published 1979
    “...Pennsylvania Geological Survey,...”
    Book
  12. 172
    Work plan for the Schuylkill River basin, Pennsylvania : assessment of river quality as related to the distribution and transport of trace metals and organic substances /
    by Pederson, G. L.
    Published 1980
    “...U.S. Geological Survey,...”
    Government Document Book
  13. 173
    Work plan for the Schuylkill River Basin, Pennsylvania : assessment of river quality as related to the distribution and transport of trace metals and organic substances /
    by Pederson, G. L.
    Published 1980
    “...U.S. Geological Survey,...”
    Government Document Microform Book
  14. 174
    Ground-water quality and data on wells and springs in Pennsylvania /
    by Koester, Harry E.
    Published 1980
    “...[U.S. Geological Survey?],...”
    Government Document Book
  15. 175
    Hydrology of area 3, Eastern Coal Province, Pennsylvania /
    by Herb, William J.
    Published 1981
    “...U.S. Geological Survey,...”
    Government Document Book
  16. 176
    An evaluation of the effects of acid rain on low conductivity headwater streams in Pennsylvania /
    by Ritter, John R.
    Published 1981
    “...U.S. Geological Survey,...”
    Government Document Book
  17. 177
    Ground-water quality and data on wells and springs in Pennsylvania /
    by Koester, Harry E.
    Published 1980
    “...U.S. Geological Survey,...”
    Government Document Book
  18. 178
    Water-quality assessment of Francis E. Walter reservoir, Luzerne and Carbon Counties, Pennsylvania /
    by Barker, James L., 1936-
    Published 1983
    “...U.S. Geological Survey ;...”
    Government Document Book
  19. 179
    Time-of-travel and dispersion studies, Lehigh River, Francis E. Walter Lake to Easton, Pennsylvania /
    by Kauffman, C. D.
    Published 1983
    “...U.S. Geological Survey ;...”
    Government Document Book
  20. 180
    Distribution and transport of trace substances in the Schuylkill River Basin from Berne to Philadelphia, Pennsylvania /
    by Stamer, J. K.
    Published 1983
    “...[U.S. Geological Survey],...”
    Government Document Book
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