Search Results for the EPA National Library Catalog

Items Found: 6

Showing: Items 1 - 6

Your Search: (SUBJECT=Geology Pennsylvania Clearfield County.)

 
 
 

Select Item Title Year Published
Geology and mineral resources of the Blandburg, Tipton, Altoona, and Bellwood quadrangles, Blair, Cambria, Clearfield, and Centre Counties, Pennsylvania / 1989
Geology and mineral resources of the Ramey and Houtzdale quadrangles, Clearfield and Centre counties, Pennsylvania 1977
Geology and mineral resources of the Sabula and Penfield quadrangles, Clearfield, Elk, and Jefferson Counties, Pennsylvania / 1976
Map of the Mercer clay and adjacent units in Clearfield, Centre, and Clinton Counties, Pennsylvania 1964
Oil and gas developments in Pennsylvania in 1971 / 1972
Oil and gas developments in Pennsylvania in 1975 / 1976

Save, Print or Email Selected Records