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Geology, Stratigraphic
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1
by Woodrow, Donald L.
Harrisburg [Commonwealth of Pennsylvania, Dept. of Internal Affairs, Bureau of Topographic and Geologic Survey] 1968
Harrisburg [Commonwealth of Pennsylvania, Dept. of Internal Affairs, Bureau of Topographic and Geologic Survey] 1968
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Book
2
by Sohl, Norman F. (Norman Frederick), 1924-
Washington : U.S. Govt. Print. Off., 1980
Washington : U.S. Govt. Print. Off., 1980
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Book
3
by Heindl, L. A. (Leopold Alexander), 1916-
Washington, [D.C.] : U.S. G.P.O., 1965
Washington, [D.C.] : U.S. G.P.O., 1965
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Book
4
5
by Foster, Helen Laura, 1919-
Washington, U.S. Govt. Print. Off., 1970
Washington, U.S. Govt. Print. Off., 1970
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Book
6
by Sims, P. K. (Paul Kibler), 1918-2011
Washington, U.S. Govt. Print. Off., 1964
Washington, U.S. Govt. Print. Off., 1964
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Government Document
Book
7
by Chance, H. M. (Henry Martyn), 1856-1937
Harrisburg, Pub. by the Board of Commissioners for the Second Geological Survey, 1880
Harrisburg, Pub. by the Board of Commissioners for the Second Geological Survey, 1880
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Book
8
by Skipp, Betty, 1928-
Washington : U.S. Govt. Print. Off., 1976
Washington : U.S. Govt. Print. Off., 1976
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Book
9
by Morin, Robert L.
[Menlo Park, CA] : U.S. Dept. of the Interior, U.S. Geological Survey, 1997
[Menlo Park, CA] : U.S. Dept. of the Interior, U.S. Geological Survey, 1997
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Government Document
Book
10
by Dellagiarino, George
Herndon, VA : U.S. Dept. of the Interior, Minerals Management Service, Resource Evaluation Division, 1998
Herndon, VA : U.S. Dept. of the Interior, Minerals Management Service, Resource Evaluation Division, 1998
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Government Document
Book
11
by Hintze, Lehi F.
Washington : U.S. Govt. Print. Off., 1976
Washington : U.S. Govt. Print. Off., 1976
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Book
12
by Stone, Paul
Menlo Park, CA : U.S. Geological Survey, 1987
Menlo Park, CA : U.S. Geological Survey, 1987
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Government Document
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13
by Sevon, William D.
Harrisburg : Commonwealth of Pennsylvania, Department of Conservation and Natural Resources, Office of Conservation and Engineering Services, Bureau of Topographic and Geologic Survey, 1999
2nd ed.
Harrisburg : Commonwealth of Pennsylvania, Department of Conservation and Natural Resources, Office of Conservation and Engineering Services, Bureau of Topographic and Geologic Survey, 1999
2nd ed.
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14
15
by Wagner, Walter Richard, 1928-1974
Harrisburg [Commonwealth of Pennsylvania, Dept. of Internal Affairs, Bureau of Topographic and Geologic Survey] 1966
Harrisburg [Commonwealth of Pennsylvania, Dept. of Internal Affairs, Bureau of Topographic and Geologic Survey] 1966
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Book
16
by Lees, John Allen, 1931-
1964
1964
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Thesis
Book
17
by Heindl, L. A. (Leopold Alexander), 1916-
Washington, [D.C.] : U.S. G.P.O., 1965
Washington, [D.C.] : U.S. G.P.O., 1965
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18
by Winterer, Edward L.
Washington, U.S. Govt. Print. Off., 1962
Washington, U.S. Govt. Print. Off., 1962
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19
by Spelman, Allen R.
1965
1965
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Thesis
Book
20
by Drake, Avery Ala, 1927-
Washington, [D.C.] : U.S. G.P.O., 1965
Washington, [D.C.] : U.S. G.P.O., 1965
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