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3Published 1999Subjects: “...Wildlife conservation Illinois....”
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4by Wangsness, David J.Subjects: “...Hydrology Illinois....”
Published 1981
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5Published 2002Subjects: “...Coal reserves Illinois....”
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7by Obermeier, Stephen F.Subjects: “...Soil liquefaction Illinois....”
Published 1997
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9by Swann, D. H. (David Henry), 1915-Subjects: “...Petroleum Geology Illinois....”
Published 1951
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11Published 1993Subjects: “...Airports Illinois Planning....”
Government Document Microform Book -
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14Published 1904Subjects: “...Geological mapping Illinois....”
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15Published 1900Subjects: “...Geological mapping Illinois....”
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16Published 1902Subjects: “...Geological mapping Illinois....”
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20Published 2002Subjects: “...Shorelines Illinois Chicago Maps....”
Government Document Map Serial