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1Published 1987“...U.S. Geological Survey open-file report ;...”
Government Document Microform Map -
2Published 1989“...U.S. Geological Survey open-file report ;...”
Government Document Microform Map -
3by Coplin, L. S.“...U.S. Geological Survey open-file report ;...”
Published 1991
Government Document Microform Book -
4Published 1995“...U.S. Geological Survey open-file report ;...”
Government Document Microform Map -
5by Coplin, L. S.“...U.S. Geological Survey open-file report ;...”
Published 2000
Government Document Map -
6by Coplin, L. S.“...U.S. Geological Survey open-file report ;...”
Published 2000
Government Document Map -
7by Coplin, L. S.“...U.S. Geological Survey open-file report ;...”
Published 2001
Government Document Map -
8by Coplin, L. S.“...U.S. Geological Survey open-file report ;...”
Published 2001
Government Document Map -
9by Coplin, L. S.“...U.S. Geological Survey open-file report ;...”
Published 1998
Government Document Map -
10by Coplin, L. S.“...U.S. Geological Survey open-file report ;...”
Published 1998
Government Document Map -
11by Gabrysch, R. K.“...U.S. Geological Survey open-file report ;...”
Published 1988
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Government Document Microform Map