634 resultados para Illinois and Michigan Canal.
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Cover title.
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"In accordance with Public Act 85-1301." -- Cover.
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Includes index.
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"33rd annual meeting, April 1999 North-Central section, Geological Society of America" --cover.
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Cover title.
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Description based on: 1988.
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Seal of the State of Illinois at head of title.
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"Prepared for U.S. Geological Survey, Environmental Management Technical Center."
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"January 10, 1995."
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"P.O. #301078"--Colophon.
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"November 2004" -- t.p.
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Mode of access: Internet.
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U.S. Geological Survey, Department of Interior Cooperative Agreement No. 14-48-0003-95-1090
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Description based on: 1989-1994.
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Mode of access: Internet.