Search Results for the EPA National Library Catalog

Items Found: 4
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Your Search: (SUBJECT=Pennsylvanian Geologic Period)


 
 
 
Select Item Title Year Published
Depositional systems and shelf-slope relationships in Upper Pennsylvanian rocks, north-central Texas, 1972
Geology of the Grosvenor quadrangle, Brown and Coleman counties, Texas / 1960
Revised lithostratigraphic nomenclature of the Pottsville and Allegheny groups (Pennsylvanian) : Clearfield County, Pennsylvania / 1969
Stratigraphy of Pennsylvanian and Lower Permian rocks in Brown and Coleman Counties, Texas, 1960

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