الموضوعات المستخلصة من بحثك.
الموضوعات المستخلصة من بحثك.
Geology
623
Geology, Stratigraphic
266
Mines and mineral resources
258
Paleontology
91
Stratigraphie
86
Ore deposits
84
Géologie
81
المزيد ...
1
Washington, DC : American Chemical Society, 1993
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كتاب
2
بواسطة Staatz, Mortimor Hay, 1918-
Washington [D.C.] : G.P.O., 1953
Washington [D.C.] : G.P.O., 1953
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وثيقة رسمية
كتاب
3
بواسطة Becker, George F. (George Ferdinand), 1847-1919
Washington, D.C. : [s.n.], 1882
Washington, D.C. : [s.n.], 1882
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كتاب
4
بواسطة Walcott, Charles D. (Charles Doolittle), 1850-1927
Washington : Govt. Print. Off., 1884
Washington : Govt. Print. Off., 1884
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وثيقة رسمية
كتاب
5
Washington, DC : American Chemical Society, 1979
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كتاب
6
بواسطة Roberts, Ralph Jackson, 1911-2007
Washington : Govt. Print. Off., 1943
Washington : Govt. Print. Off., 1943
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وثيقة رسمية
كتاب
7
8
بواسطة Spengler, Richard W.
Denver, Colo. : U.S. Dept. of the Interior, Geological Survey : Open-file Services Section, Branch of Distribution, U.S. Geological Survey, 1979
Denver, Colo. : U.S. Dept. of the Interior, Geological Survey : Open-file Services Section, Branch of Distribution, U.S. Geological Survey, 1979
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وثيقة رسمية
كتاب
9
بواسطة Macke, David L.
Washington, D.C. : U.S. G.P.O., 1990
Washington, D.C. : U.S. G.P.O., 1990
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وثيقة رسمية
كتاب
10
11
بواسطة Ransome, Frederick Leslie, 1868-1935
Washington : Govt. Print. Off., 1909
Washington : Govt. Print. Off., 1909
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وثيقة رسمية
كتاب
12
بواسطة White, Donald Edward, 1914-2002
Washington : Denver, CO : U.S. G.P.O. ; For sale by the Books and Open-File Reports Section, U.S. Geological Survey, 1992
Washington : Denver, CO : U.S. G.P.O. ; For sale by the Books and Open-File Reports Section, U.S. Geological Survey, 1992
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وثيقة رسمية
كتاب
13
14
15
بواسطة Ross, Clyde P. (Clyde Polhemus), 1891-1965
Washington [D.C.] : G.P.O., 1953
Washington [D.C.] : G.P.O., 1953
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وثيقة رسمية
كتاب
16
بواسطة Merriam, C. W. (Charles Warren), 1905-1974
Washington : Dept. of the Interior, Geological Survey : for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1976
Washington : Dept. of the Interior, Geological Survey : for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1976
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وثيقة رسمية
كتاب
17
18
19
Ely, Nevada : U.S. Department of the Interior, Bureau of Land Management, Nevada State Office, Ely District Office, 2008
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وثيقة رسمية
كتاب