Geology and mineral resources of the Butler and Zelienople quadrangles, Pennsylvania /

Geology and mineral resources of the Bellefonte quadrangle, Pennsylvania /
by: Butts, Charles, 1863-1946, et al.
Published: (1936)

Economic geology of the Kittanning and Rural valley quadrangles, Pennsylvania /
by: Butts, Charles, 1863-1946
Published: (1906)

Economic geology of the Amity quadrangle, eastern Washington County, Pennsylvania /
by: Clapp, Frederick G. (Frederick Gardner), 1879-1944
Published: (1907)

Coal resources of Butler County, Pennsylvania /
by: Patterson, E. D. (Elmer Davisson), et al.
Published: (1971)

Report /
Published: (1910)

Pre-Cambrian geology and mineral resources of the Delaware Water Gap and Easton quadrangles, New Jersey and Pennsylvania /
by: Bayley, William Shirley, 1861-1943
Published: (1941)

Geology and mineral resources of the Middletown quadrangle, Pennsylvania /
by: Stose, George Willis, 1869-1960
Published: (1933)

Mineral resources of Johnstown, Pennsylvania and vicinity /
by: Phalen, W. C. (William Clifton), 1877-1949, et al.
Published: (1911)

Economic geology of the Beaver Quadrangle, Pennsylvania : (southern Beaver and northwestern Allegheny counties) /
by: Woolsey, Lester Hood, 1877-1961
Published: (1906)

Geology and mineral resources of the Washingtonville and Millville quadrangles : Montour, Columbia, and Northumberland counties, Pennsylvania /
by: Way, John H.
Published: (1993)

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 Blandburg, Tipton, Altoona, and Bellwood quadrangles : Blair, Cambria, Clearfield and Centre counties, Pennsylvania /
by: Faill, Rodger T.
Published: (1989)

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

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 Brodheadsville quadrangle, Monroe and Carbon Counties, Pennsylvania /
by: Berg, Thomas M.
Published: (1975)

A syllabus of Pennsylvania geology and mineral resources /
by: Ashley, Geo. H. (George Hall), 1866-1951
Published: (1931)

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

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 Lock Haven quadrangle, Clinton and Lycoming counties, Pennsylvania /
Published: (1977)

Geology and mineral resources of the Hickory Run and Blakeslee quadrangles, Carbon and Monroe counties, Pennsylvania /
by: Sevon, William D.
Published: (1975)

Geology and mineral resources of the Christmans and Pohopoco mountain quadrangles, Carbon and Monroe counties, Pennsylvania /
by: Sevon, William D.
Published: (1975)

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

The Alaskan mineral resource assessment program : background information to accompany folio of geologic and mineral resource maps of the Talkeetna quadrangle, Alaska /
by: Reed, Bruce L., 1934-
Published: (1979)

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 Skytop quadrangle, Monroe and Pike Counties, Pennsylvania /
by: Sevon, William D.
Published: (1978)

Geology and mineral resources of Libya : a reconnaissance /
by: Goudarzi, Gus H. (Gus Hossein), 1918-
Published: (1970)

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

Geology and mineral deposits of the St. Regis-Superior area, Mineral County, Montana /
by: Campbell, Arthur B., 1924-1971
Published: (1960)

Constitution diagrams of Pennsylvania anthracite /
by: Wagner, Holly C. (Holly Clyde), 1918-2005
Published: (1953)

The Alaska Mineral Resource Assessment Program : guide to information about the geology and mineral resources of the Ketchikan and Prince Rupert quadrangles, southeastern Alaska /
by: Berg, Henry C.
Published: (1982)

The Alaskan Mineral Resource Assessment Program : background information to accompany folio of geologic and mineral resource maps of the McCarthy Quadrangle, Alaska /
by: MacKevett, E. M. (Edward Malcolm), 1918-2006
Published: (1977)

Geology of the Dodgeville and Mineral Point quadrangles, Wisconsin /
by: Allingham, Jack
Published: (1963)

Atlas of Pennsylvania's mineral resources.
Published: (1964)

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

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)