Search Results for the EPA National Library Catalog

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Select Item Title Year Published
Geology and mineral resources of the Gossan Lead district and adjacent areas in Virginia, 1957
Geology and mineral resources of the New Holland quadrangle, Pennsylvania 1969
Geology and mineral resources of the Quakertown-Doylestown district, Pennsylvania and New Jersey. 1931
Geology and mineral resources of York County, Pennsylvania / 1939
Lancaster quadrangle : geology and mineral resources ; surveyed in cooperation with the U.S. Geological survey / 1930

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