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Geology, Stratigraphic
362
Geology
273
Pennsylvanian Geologic Period
150
Paleontology
142
Stratigraphie
100
Paleobotany
56
Coal
45
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1
por Namie, Russell G.
[California, PA : California State College], 1980
[California, PA : California State College], 1980
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Tese
Livro
2
por Tuttle, M. L., Klett, T. R. (Timothy R.), Richardson, Mark, Breit, George N.
Washington, D.C. : U.S. G.P.O., 1996
Washington, D.C. : U.S. G.P.O., 1996
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Documento Governamental
Livro
3
por Stark, James R.
Lansing, Mich. : U.S. Dept. of the Interior, Geological Survey, 1980
Lansing, Mich. : U.S. Dept. of the Interior, Geological Survey, 1980
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4
5
por Edmunds, William E.
Harrisburg, Pennsylvania Geological Survey, 1969
Harrisburg, Pennsylvania Geological Survey, 1969
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Livro
6
Harrisburg, Pa. : Commonwealth of Pennsylvania, Dept. of Environmental Resources, Topographic and Geologic Survey : May be purchased from State Book Store, 1986
Second printing, rev.
Second printing, rev.
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Livro
7
por Armstrong, Augustus K.
Washington, U.S. Govt. Print. Off., 1972
Washington, U.S. Govt. Print. Off., 1972
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8
por Stone, Paul
Menlo Park, CA : U.S. Geological Survey, 1987
Menlo Park, CA : U.S. Geological Survey, 1987
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Documento Governamental
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9
por Avcin, Matthew J.
Washington : U.S. Govt. Print. Off., 1979
Washington : U.S. Govt. Print. Off., 1979
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Livro
10
por Brown, L. F. (Leonard Franklin), 1928-
Dallas, Dallas Geological Society, 1969
Dallas, Dallas Geological Society, 1969
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Livro
11
12
por McKee, Edwin D. (Edwin Dinwiddie), 1906-1984
Washington : U.S. Govt. Print. Off., 1975
Washington : U.S. Govt. Print. Off., 1975
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Documento Governamental
Livro
13
por McKee, Edwin D. (Edwin Dinwiddie), 1906-1984
[Reston, Va.?] : Washington, D.C. : U.S. Dept. of the Interior, Geological Survey ; For sale by the Supt. of Docs., U.S. G.P.O., 1982
[Reston, Va.?] : Washington, D.C. : U.S. Dept. of the Interior, Geological Survey ; For sale by the Supt. of Docs., U.S. G.P.O., 1982
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Documento Governamental
Livro
14
por Berryhill, Henry L., Jr. (Henry Lee), 1921-2013
Washington, U.S. Dept. of the Interior, U.S. Govt. Print. Off., 1971
Washington, U.S. Dept. of the Interior, U.S. Govt. Print. Off., 1971
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15
por Mitchum, Robert Mitchell
1954
1954
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Tese
Livro
16
por Glick, Ernest E. (Ernest Earwood), 1922-
Washington, [D.C.] : U.S. G.P.O., 1964
Washington, [D.C.] : U.S. G.P.O., 1964
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Livro
17
18
por Wilson, Charles W., Jr., 1905-1985
Nashville : Tennessee Division of Geology ; 1960
Nashville : Tennessee Division of Geology ; 1960
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Livro
19
20
por Wanless, Harold Rollin, 1899-1970
[Baltimore, Waverly press, inc.] 1946
[Baltimore, Waverly press, inc.] 1946
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