Search Results for the EPA National Library Catalog

Items Found: 316
Showing: Items 151 - 200
Your Search: (SUBJECT=Geology Pennsylvania)


 
 
 
PREV 1 2 3 4 5 6 7 NEXT
Select Item Title Year Published
Geology of the Caledonia Park quadrangle area, South Mountain, 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
Geology of the Elk Run gas pool, Jefferson County, Pennsylvania / 1969
Geology of the Frenchtown quadrangle, New Jersey--Pennsylvania / 1961
Geology of the Hanover-York district, Pennsylvania / 1944
Geology of the Lower Kittanning coalbed and related mining and methane emission problems in Cambria County, Pa. 1979
Geology of the oil and gas fields of southwestern Pennsylvania / 1987
Geology of the Pittsburgh area / 1970
Geology of the Precambrian rocks and Hardyston formation of the Boyertown quadrangle. 1959
Geology of the Ransom quadrangle, Lackawanna, Luzerne and Wyoming Counties, Pennsylvania, 1966
Geology of the Red Valley sandstone in Forest and Venango Counties, Pennsylvania / 1967
Geology of the Washington quadrangle, Pennsylvania 1964
Geology, mineral resources, and environmental geology of the Palmyra Quadrangle, Lebanon and Dauphin Counties / 1970
Geology, mining, and methane content of the Freeport and Kittanning coalbeds in Indiana and surrounding counties, Pa. 1979
Glacial border deposits of late Wisconsinan age in northeastern Pennsylvania / 1980
Glacial geology of northwestern Pennsylvania, 1959
Greater Pittsburgh region : Structure contour map of Allegheny, Armstrong, Beaver, Butler, Washington, and Westmoreland counties / 1975
Greater Pittsburgh region construction aggregates / 1974
Greater Pittsburgh region geologic map / 1975
Greater Pittsburgh region geologic map / 1985
Greater Pittsburgh region maps of mined-out areas and thickness of rock over the Pittsburgh coal / 1975
Greater Pittsburgh region properties and uses of clays and shales / 1976
Greater Pittsburgh region, thickness of rocks over the Upper Freeport coal / 1976
Greater Pittsburgh region: Structure contour map : of Allegheny, Armstrong, Beaver, Butler, Washington, and Westmoreland Counties / 1985
Ground water in northeastern Pennsylvania / 1957
Ground water in northwestern Pennsylvania / 1936
Ground water resources of Bucks County, Pennsylvania / 1955
Ground water resources of the Lansdale area, Pennsylvania / 1955
Ground-water resources of Beaver County, Pennsylvania / 1951
Ground-water resources of central and southern York County, Pennsylvania / 1977
Ground-water resources of Lackawanna County, Pennsylvania / 1975
Ground-water resources of the Brunswick formation in Montgomery and Berks Counties, Pennsylvania / 1965
Ground-water resources of the Loysville and Mifflintown quadrangles in south-central Pennsylvania / 1970
Ground-water resources of valley-fill deposits of Allegheny County, Pennsylvania, 1949
Groundwater and geology of the Cumberland Valley, Cumberland County, Pennsylvania / 1981
Groundwater resources in and near the anthracite basins of Schuylkill and adjacent counties, Pennsylvania / 1991
Groundwater resources in the Cumberland and Contiguous valleys of Franklin County, Pennsylvania / 1982
Groundwater resources of Cambria County, Pennsylvania / 1998
Groundwater resources of Erie County, Pennsylvania / 1987
Groundwater resources of the Berwick-Bloomsburg-Danville area, east-central Pennsylvania / 1988
Groundwater resources of the Gettysburg and Hammer Creek formations, southeastern Pennsylvania / 1980
Groundwater resources of the Lower Susquehanna River Basin, Pennsylvania / 1984
Groundwater resources of the Upper Susquehanna River Basin, Pennsylvania / 1984
Groundwater resources of the West Branch Susquehanna River basin, Pennsylvania / 1983
Groundwater resources of the Williamsport region, Lycoming County, Pennsylvania / 1981
Guidebook to the geology of the Philadelphia area, 1964
High-purity silica occurrences in Pennsylvania / 1985
Huntley Mountain formation Catskill-to-Burgoon transition in north-central Pennsylvania / 1979
Hydrogeology of the carbonate rocks of the Lebanon Valley, Pennsylvania / 1963
PREV 1 2 3 4 5 6 7 NEXT

Save, Print or Email Selected Records