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1Published 1998“...U.S. Dept. of the Interior, U.S. Geological Survey,...”
Government Document Microform Book -
2by Bower, David E.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1993
Government Document Book -
3Published 1997“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Government Document Book