Search Results for the EPA National Library Catalog

Items Found: 14

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Your Search: (SUBJECT=Ordovician Geologic Period.)


Select Item Title Year Published
Cambrian and Ordovician rocks of southern Arizona and New Mexico and westernmost Texas / 1975
Carbonate rocks of Cambrian and Ordovician age in the Lancaster quadrangle, Pennsylvania / 1968
Geology and hydrology of the Martinsburg formation in Dauphin County, Pennsylvania / 1968
Geology of the carbonate rocks in western Franklin County, Pennsylvania / 1970
Geology of the carbonate rocks of Path Valley, Franklin County, Pennsylvania / 1970
Hydrogeologic properties of the Ordovician Sinnipee Group at test well BN-483, Better Brite Superfund Site, De Pere, Wisconsin / 1999
Otter Creek coral bed and its fauna, east-central Kentucky / 1967
Stratigraphy of Lower Ordovician Nittany dolomite in central Pennsylvania / 1966
Stratigraphy of the Lower Ordovician Axemann Limestone of central Pennsylvania / 1967
Strodes Creek Member (Upper Ordovician) : a new map unit in the Lexington Limestone of north-central Kentucky / 1973
Structure and stratigraphy of the limestones and dolomites of Dauphin County, Pennsylvania / 1967
Structure of the Jacksonburg formation in Northampton and Lehigh Counties, Pennsylvania / 1964
Subsurface maps of the lower Ordovician (Canadian series) of Missouri / 1965
Upper Ordovician formations in the Maysville area, Kentucky / 1966

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