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1Published 1987“...The Survey,...”
Government Document Microform Map -
2by Williams, Donald R. (Donald Robert)“...U.S. Geological Survey ;...”
Published 1991
Government Document Microform Book -
3Published 1993“...U.S. Geological Survey ;...”
Government Document Microform Map -
4by Froelich, A. J. (Albert Joseph), 1929-“...Dept. of the Interior, U.S. Geological Survey :...”
Published 1987
Government Document Microform Book -
5by Ratcliffe, Nicholas M. (Nicholas Morley), 1938-“...Dept. of the Interior, U.S. Geological Survey :...”
Published 1985
Government Document Microform Book -
6by Ratcliffe, Nicholas M. (Nicholas Morley), 1938-“...Dept. of the Interior, U.S. Geological Survey :...”
Published 1986
Government Document Microform Book