Search Results for the EPA National Library Catalog

Items Found: 5
Showing: Items 1 - 5
Your Search: (SUBJECT=Geology Pennsylvania Armstrong County)

Select Item Title Year Published
Greater Pittsburgh region construction aggregates / 1974
Greater Pittsburgh region properties and uses of clays and shales / 1976
Oil and gas developments in Pennsylvania in 1975 / 1976
Oil fields of the Greater Pittsburgh region / 1976
Summary ground-water resources of Armstrong County, Pennsylvania / 1973

Save, Print or Email Selected Records