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1by Swanson, Roger Warren, 1914-Subjects: “...Geology, Stratigraphic Permian....”
Published 1970
Government Document Book -
2by Cressman, Earle Rupert, 1923-Subjects: “...Geology, Stratigraphic Permian....”
Published 1953
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3by Sheldon, Richard Porter, 1923-Subjects: “...Geology, Stratigraphic Permian....”
Published 1953
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4by Davidson, David F. (David Francis), 1923-Subjects: “...Geology, Stratigraphic Permian....”
Published 1953
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5by Cheney, T. M. (Thomas M.), 1926-Subjects: “...Geology, Stratigraphic Permian....”
Published 1953
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6by Sheldon, Richard Porter, 1923-Subjects: “...Geology, Stratigraphic Permian....”
Published 1953
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7by Swanson, Roger Warren, 1914-Subjects: “...Geology, Stratigraphic Permian....”
Published 1953
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8by McKelvey, V. E. (Vincent Ellis), 1916-Subjects: “...Geology, Stratigraphic Permian. http://id.loc.gov/authorities/subjects/sh85054107...”
Published 1953
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9by Swanson, Roger Warren, 1914-Subjects: “...Geology, Stratigraphic Permian. http://id.loc.gov/authorities/subjects/sh85054107...”
Published 1953
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10by McKelvey, V. E. (Vincent Ellis), 1916-Subjects: “...Geology, Stratigraphic Permian. http://id.loc.gov/authorities/subjects/sh85054107...”
Published 1953
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11by Klepper, Montis Ruhl, 1915-Subjects: “...Geology, Stratigraphic Permian. http://id.loc.gov/authorities/subjects/sh85054107...”
Published 1953
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12by O'Malley, F. W.Subjects: “...Geology, Stratigraphic Permian. http://id.loc.gov/authorities/subjects/sh85054107...”
Published 1953
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13by McKelvey, V. E. (Vincent Ellis), 1916-Subjects: “...Geology, Stratigraphic Permian. http://id.loc.gov/authorities/subjects/sh85054107...”
Published 1953
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14by Cheney, T. M. (Thomas M.), 1926-Subjects: “...Geology, Stratigraphic Permian. http://id.loc.gov/authorities/subjects/sh85054107...”
Published 1954
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15by Sheldon, Richard Porter, 1923-Subjects: “...Geology, Stratigraphic Permian. http://id.loc.gov/authorities/subjects/sh85054107...”
Published 1954
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16Subjects: “...Geology, Stratigraphic Permian. http://id.loc.gov/authorities/subjects/sh85054107...”
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17by Smart, RosemarySubjects: “...Geology, Stratigraphic Permian. http://id.loc.gov/authorities/subjects/sh85054107...”
Published 1954
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18by Sheldon, Richard Porter, 1923-Subjects: “...Geology, Stratigraphic Permian. http://id.loc.gov/authorities/subjects/sh85054107...”
Published 1963
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19by Swanson, Roger Warren, 1914-Subjects: “...Geology, Stratigraphic Permian. http://id.loc.gov/authorities/subjects/sh85054107...”
Published 1956
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20by McKelvey, V. E. (Vincent Ellis), 1916-Subjects: “...Geology, Stratigraphic Permian. http://id.loc.gov/authorities/subjects/sh85054107...”
Published 1959
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