Search Results for the EPA National Library Catalog

Items Found: 3

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Your Search: (AUTHOR=Kehn AND Thomas AND M.)


Select Item Title Year Published
Geologic map of the Pine Grove quadrangle, Schuylkill, Lebanon, and Berks Counties, Pennsylvania 1968
Geology of the Ransom quadrangle, Lackawanna, Luzerne and Wyoming Counties, Pennsylvania : description of the outcropping and subsurface strata of Devonian, Mississippian, and Pennsylvanian age and of the unconsolidated sediments of Quaternary age / 1966
Sturgis Formation (Upper Pennsylvanian) : a new map unit in the western Kentucky coal field / 1973

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