Geology and mineral resources of the Brodheadsville quadrangle, Monroe and Carbon Counties, Pennsylvania /

Geology and mineral resources of the Skytop quadrangle, Monroe and Pike Counties, Pennsylvania /
by: Sevon, William D.
Published: (1978)

Geology and mineral resources of the Lehighton and Palmerton quadrangles : Carbon and Northampton Counties, Pennsylvania /
by: Epstein, Jack Burton, 1935-
Published: (1974)

Geology and mineral resources of the Sabula and Penfield quadrangles, Clearfield, Elk, and Jefferson Counties, Pennsylvania /
by: Berg, Thomas M.
Published: (1976)

Geology and mineral resources of the Millerstown Quadrangle, Perry, Juniata, and Snyder Counties, Pennsylvania /
by: Faill, Rodger T.
Published: (1974)

Geology and mineral resources of the Berwick quadrangle, Luzerne and Columbia counties, Pennsylvania /
by: Inners, Jon D.
Published: (1978)

Geology and mineral resources of the southern half of the New Bloomfield quadrangle, Pennsylvania.
by: Dyson, James Lindsay, 1912-1967
Published: (1967)

Geology and mineral resources of the Philipsburg 7 1/2-minute quadrangle, Pennsylvania /
by: Glass, Gary B.
Published: (1974)

Geology and mineral resources of the Ramey and Houtzdale quadrangles, Clearfield and Centre counties, Pennsylvania /
by: Glass, Gary B.
Published: (1977)

Geology, mineral resources, and environmental geology of the Palmyra Quadrangle : Lebanon and Dauphin Counties /
by: Geyer, Alan R.
Published: (1970)

Geology and mineral resources of the Hazen, Falls Creek, Reynoldsville, and Dubois quadrangles, Clearfield and Jefferson Counties, Pennsylvania /
by: Glover, Albert D.
Published: (1978)

Geology and mineral resources of the Sinking Spring quadrangle, Berks and Lancaster Counties, Pennslyvania /
by: MacLachlan, David B.
Published: (1975)

Surficial geology of the East Stroudsburg 7 1/2 minute quadrangle Monroe County, Pennsylvania /
by: Bucek, Milena F.
Published: (1971)

Geology and mineral resources of the Temple and Fleetwood quadrangles, Berks County, Pennsylvania /
by: MacLachlan, David B.
Published: (1979)

Geology and mineral resources of the Reading and Birdsboro quadrangles, Berks County, Pennsylvania /
by: MacLachlan, David B.
Published: (1983)

Geology and mineral resources of the Bloomsburg and Mifflinville quadrangles and part of the Catawissa quadrangle, Columbia County, Pennsylvania /
by: Inners, Jon D.
Published: (1981)

Geology and mineral resources of the southern half of the Penfield 15-minute quadrangle, Pennsylvania /
by: Edmunds, William E.
Published: (1973)

Bedrock geology and mineral resources of the Linden and Williamsport Quadrangles, Lycoming County, Pennsylvania /
by: Faill, Rodger T.
Published: (1977)

Geology and mineral resources of the southern half of the Clearfield 15-minute quadrangle, Pennsylvania /
by: Glover, Albert D.
Published: (1970)

Geology and mineral resources of Fayette County, Pennsylvania /
by: Hickok, W. O. (William Orville), 1905-
Published: (1940)

Geology and mineral resources of Greene County, Pennsylvania /
by: Stone, Ralph W. (Ralph Walter), 1876-1964
Published: (1932)

Geology and mineral resources of Adams County, Pennsylvania /
by: Stose, George Willis, 1869-1960
Published: (1932)

Bedrock geology and mineral resources of the Salladasburg and Cogan Station quadrangles, Lycoming County, Pennsylvania /
by: Faill, Rodger T.
Published: (1977)

Geology and mineral resources of northeastern Franklin County, Pennsylvania /
by: Root, Samuel I.
Published: (1971)

Geology and mineral resources of southeastern Franklin County, Pennsylvania /
by: Root, Samuel I.
Published: (1968)

Geology and mineral resources of the Iron Springs area, Adams and Franklin Counties, Pennsylvania /
by: Fauth, John L.
Published: (1978)

Geology and economic resources of the Pennsylvania portion of the Milford and Port Jervis 15-minute quadrangles /
by: Fletcher, Frank W.
Published: (1970)

Geology and groundwater resources of Monroe County, Pennsylvania /
by: Carswell, Louis D.
Published: (1979)

Lehigh County, Pennsylvania. : Geology and geography /
by: Miller, Benjamin L. (Benjamin LeRoy), 1874-1944
Published: (1941)

Onesquethawan stratigraphy (Lower and Middle Devonian) of northeastern Pennsylvania /
by: Epstein, Jack Burton, 1935-
Published: (1984)

Geologic map of the Saylorsburg quadrangle, Monroe and Northampton counties, Pennsylvania /
Published: (1990)

Geologic map of the Wind Gap quadrangle, Northampton and Monroe counties, Pennsylvania /
Published: (1990)

Geology and mineral resources of the Montoursville North and Huntersville quadrangles, Lycoming County, Pennsylvania /
by: Wells, Richard B.
Published: (1980)

Geologic map of Cherry and Godfrey ridges in the Saylorsburg, Stroudsburg, and East Stroudsburg quadrangles, Monroe County, Pennsylvania /
Published: (1990)

Geology and mineral resources of the northern half of the Houtzdale 15-minute quadrangle, Pennsylvania /
by: Edmunds, William E.
Published: (1968)

Geology and mineral resources of the Montoursville South and Muncy quadrangles and part of the Hughesville quadrangle, Lycoming, Northumberand, and Montour Counties, Pennsylvania /
by: Faill, Rodger T.
Published: (1979)

Geology and mineral resources of the Millersburg 15-minute quadrangle, Dauphin, Juniata, Northumberland, Perry, and Snyder Counties, Pennsylvania /
by: Hoskins, Donald M.
Published: (1976)