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41by McDowell, Robert C., 1935-Subjects: “...Geology, Stratigraphic Silurian....”
Published 1983
Government Document Book -
42by Seeland, David Arthur, 1936-Subjects: “...Geology, Stratigraphic Precambrian....”
Published 1968
Thesis Book -
43by Hass, Wilbert H. (Wilbert Henry), 1906-1959Subjects: “...Geology, Stratigraphic Devonian....”
Published 1956
Government Document Book -
44by Kehn, Thomas M.Subjects: “...Geology, Stratigraphic Pennsylvanian....”
Published 1973
Government Document Book -
45by Yerkes, R. F., 1923-Subjects: “...Geology, Stratigraphic Tertiary....”
Published 1979
Government Document Book -
46Published 1986Subjects: “...Geology, Stratigraphic Cambrian....”
Government Document Map -
47Published 1988Subjects: “...Geology, Stratigraphic Jurassic Nomenclature....”
Government Document Book -
48by Simpson, Howard E.Subjects: “...Geology, Stratigraphic Ordovician....”
Published 1989
Government Document Book -
49by Luttrell, Gwendolyn Lewise Werth, 1927-Subjects: “...Geology, Stratigraphic Triassic Nomenclature....”
Published 1990
Government Document Book -
50by Simpson, Howard E.Subjects: “...Geology, Stratigraphic Ordovician....”
Published 1990
Government Document Book -
51by McKee, Edwin D. (Edwin Dinwiddie), 1906-1984Subjects: “...Geology, Stratigraphic Permian....”
Published 1975
Government Document Book -
52by Hay, Robert, 1835-1895Subjects: “...Geology, Stratigraphic Carboniferous....”
Published 1890
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53Subjects: “...Geology, Stratigraphic Silurian....”
Government Document Book -
54by Cashion, W. B. (William Bryan), 1923-Subjects: “...Geology, Stratigraphic Eocene....”
Published 1974
Government Document Book -
55Published 1926Subjects: “...Geology, Stratigraphic Pleistocene....”
Government Document Book -
56
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57by Kleinpell, Robert Minssen, 1905-Subjects: “...Geology, Stratigraphic Miocene....”
Published 1980
Book -
58by Fisher, Richard V. (Richard Virgil), 1928-2002Subjects: “...Geology, Stratigraphic Oligocene....”
Published 1968
Book -
59by Fisher, Richard V. (Richard Virgil), 1928-2002Subjects: “...Geology, Stratigraphic Miocene....”
Published 1972
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60