Search Results for the EPA National Library Catalog

Items Found: 6

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Your Search: (AUTHOR=Roen AND John AND B.)


Select Item Title Year Published
Geologic map of the Midway quadrangle, Washington County, Southwestern Pennsylvania 1973
Geologic map of the Monongahela quadrangle, Southwestern Pennsylvania 1968
Geologic map of the Oak Forest quadrangle and part of the Blacksville quadrangle, southwestern Pennsylvania 1980
Geologic map of the Waynesburg quadrangle, Southwestern Pennsylvania 1970
Geology and land use in eastern Washington County, Pennsylvania, 1969
Stratigraphy of the Chattanooga Shale in the Newman Ridge and Clinch Mountain areas, Tennessee 1981

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