Search Results for the EPA National Library Catalog

Items Found: 6
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Your Search: (SUBJECT=MINES {AND} MINERAL RESOURCES 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 Hazen, Falls Creek, Reynoldsville, and Dubois quadrangles, Clearfield and Jefferson Counties, Pennsylvania / 1978
Geology and mineral resources of the northern half of the Houtzdale 15-minute quadrangle, Pennsylvania / 1968
Geology and mineral resources of the Philipsburg 7 1/2-minute quadrangle, Pennsylvania / 1974
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

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