Suggested Topics within your search.
Suggested Topics within your search.
Geology
41
Coal mines and mining
10
Anthracite coal
8
Geologie
5
Geology, Stratigraphic
5
Maps
4
Animals
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1
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Map
2
[Harrisburg] : Geological Survey of Pennsylvania, 1891
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Map
3
by Clapp, Frederick G. (Frederick Gardner), 1879-1944
Washington, D.C. : United States Geological Survey, 1907
Washington, D.C. : United States Geological Survey, 1907
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Book
4
Harrisburg, Pa. : Commonwealth of Pennsylvania, Dept. of Internal Affairs, Bureau of Topographic and Geologic Survey, 1945
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Government Document
Book
5
by Tucker, Sara Julia (Jones) 1907-
Springfield, Ill., 1942
Springfield, Ill., 1942
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Book
6
by Dickey, Parke Atherton, 1909-
Harrisburg, Pa. : Pennsylvania Dept. of Internal Affairs, Topographic and Geologic Survey, 1945
Harrisburg, Pa. : Pennsylvania Dept. of Internal Affairs, Topographic and Geologic Survey, 1945
This item is not available through EZBorrow. Please contact your institution’s interlibrary loan office for further assistance.
Government Document
Book
7
8
by Butts, Charles, 1863-1946
Washington, D.C. : United States Geological Survey, 1905
Washington, D.C. : United States Geological Survey, 1905
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Book
9
[Harrisburg] : Second Geological Survey of Pennsylvania, 1891
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Map
10
by Fuller, Myron Leslie, 1873-
Washington, D.C. : U.S. Geological Survey, 1903
Washington, D.C. : U.S. Geological Survey, 1903
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Book
11
by Campbell, Marius R. (Marius Robinson), 1858-1940
Washington, D.C. : United States Geological Survey, 1913
Washington, D.C. : United States Geological Survey, 1913
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Book
12
by Jones, Thomas H. (Thomas Henry), 1912-
Harrisburg, Commonwealth of Pennsylvania Dept. of Internal Affairs, Topographic and Geologic Survey, 1957
Harrisburg, Commonwealth of Pennsylvania Dept. of Internal Affairs, Topographic and Geologic Survey, 1957
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Government Document
Book
13
by Stone, Ralph W. (Ralph Walter), 1876-1964
Washington, D.C. : United States Geological Survey, 1905
Washington, D.C. : United States Geological Survey, 1905
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Book
15
[Harrisburg] : Geological Survey of Pennsylvania, 1889
This item is not available through EZBorrow. Please contact your institution’s interlibrary loan office for further assistance.
Map
16
by Campbell, Marius R. (Marius Robinson), 1858-1940
Washington, D. C. : United States Geological Survey, 1903
Washington, D. C. : United States Geological Survey, 1903
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Book
18
by Batson, Raymond M.
Washington : NASA, Scientific and Technical Information Branch : for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1979
Washington : NASA, Scientific and Technical Information Branch : for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1979
Book
19
by Butts, Charles, 1863-1946
Washington, D.C. : United States Geological Survey, 1904
Washington, D.C. : United States Geological Survey, 1904
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Book
20
[Harrisburg] : Geological Survey of Pennsylvania, 1891
This item is not available through EZBorrow. Please contact your institution’s interlibrary loan office for further assistance.
Map