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21Published 1995“...The Survey,...”
Government Document Microform Map -
22Published 1996“...The Survey,...”
Government Document Map -
23Published 2000“...The Survey,...”
Government Document Map -
24Published 1987“...The Survey ;...”
Government Document Map -
25Published 1988“...The Survey ;...”
Government Document Map -
26by Konieczki, A. D.“...U.S. Geological Survey ;...”
Published 1997
Government Document Microform Book -
27
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28
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29by Nordlund, Bryan D.“...U.S. Geological Survey :...”
Published 1990
Government Document Microform Book -
30Published 1991“...U.S. Geological Survey ;...”
Government Document Microform Book -
31by Wald, James D.“...U.S. Geological Survey ;...”
Published 1989
Government Document Microform Book -
32Published 1991“...U.S. Geological Survey ;...”
Government Document Microform Book -
33by Owen-Joyce, Sandra J.“...U.S. Geological Survey ;...”
Published 1991
Government Document Microform Book -
34by Tidball, Ronald R.“...U.S. Geological Survey :...”
Published 1991
Government Document Microform Book -
35by Peltz, Lorri A. (Lorri Ann), 1959-“...U.S. Geological Survey ;...”
Published 1991
Government Document Microform Book -
36by Schaefer, Donald H.“...U.S. Geological Survey ;...”
Published 1992
Government Document Microform Book -
37Published 1994“...U.S. Geological Survey ;...”
Government Document Book -
38Published 1996“...U.S. Geological Survey ;...”
Government Document Book -
39Published 1996“...U.S. Geological Survey :...”
Government Document Microform Book -
40