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1by Paillet, F. L.“...U.S. Dept. of the Interior, Geological Survey ; Open-File Services Section, U.S. Geological Survey,...”
Published 1985
Government Document Microform Book -
2by Duffrin, Brian G.“...U.S. Dept. of the Interior, Geological Survey ; Open-File Services Section, U.S. Geological Survey,...”
Published 1985
Government Document Microform Book -
3by Gardner, Richard Alfred, 1931-“...U.S. Dept. of the Interior, Geological Survey ; Open-File Services Section,...”
Published 1985
Government Document Microform Book -
4by Van Denburgh, A. S.“...U.S. Dept. of the Interior, Geological Survey ; Open-File Services Section,...”
Published 1985
Government Document Microform Book