Showing 21 - 25 results of 25 for search 'The Survey :', query time: 0.24s Refine Results
  1. 21
    Base-flow frequency characteristics of selected Pennsylvania streams /
    by White, Kirk E.
    Published 1990
    “...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
    Government Document Book
  2. 22
    Evaluation of agricultural best-management practices in the Conestoga River Headwaters, Pennsylvania : description and water quality of the Little Conestoga Creek Headwaters prior to the implementation of nutrient management /
    Published 1992
    “...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
    Government Document Book
  3. 23
    Effects of surface mining on the hydrology and biology in the Stony Fork Basin, Fayette County, Pennsylvania, 1978-85.
    Published 1995
    “...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
    Government Document Book
  4. 24
    Valley Forge National Historical Park, Montgomery and Chester Counties /
    by Wiswall, C. Gil
    Published 1993
    “...Pennsylvania, Office of Parks and Forestry, Bureau of Topographic and Geologic Survey,...”
    Internet Archive, State Library of Pennsylvania
    Government Document Book
  5. 25
    White Clay Creek Preserve, Chester County, Pennsylvania, New Castle County, Delaware : a scenic valley and the arc corner /
    by Faill, Rodger T.
    Published 1991
    “..., Bureau of Topographic and Geologic Survey and Bureau of State Parks ; State of Delaware, Delaware...”
    Internet Archive, State Library of Pennsylvania
    Government Document Book
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