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21by Johnson, J. Harlan (Jesse Harlan), 1892-1974Subjects: “...Paleontology Permian....”
Published 1963
Book -
22by Branson, Carl C. (Carl Colton), 1906-1975Subjects: “...Paleontology Permian Bibliography....”
Published 1948
Book -
23
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24by Olson, Everett C. (Everett Claire), 1910-1993Subjects: “...Paleontology Permian....”
Published 1970
Book -
25
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26by Moore, Raymond C. (Raymond Cecil), 1892-1974Subjects: “...Paleontology Permian....”
Published 1944
Book -
27by Olson, Everett C. (Everett Claire), 1910-1993Subjects: “...Paleontology Permian....”
Published 1967
Book -
28
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29
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30
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31by Olson, Everett C. (Everett Claire), 1910-1993Subjects: “...Paleontology Permian....”
Published 1965
Book -
32
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33Subjects: “...Paleontology Permian....”
Government Document Book -
34Published 1989Subjects: “...Paleontology Permian Texas....”
Book -
35Published 1993Subjects: “...Paleontology Permian....”
Book -
36by Sohn, I. G. (Israel Gregory), 1911-2000Subjects: “...Paleontology Permian....”
Published 1950
Government Document Book -
37Subjects: “...Paleontology Permian....”
Government Document Book -
38
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39
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40