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Browse Open File Series - Illinois State Geological Survey by Title
Now showing items 1-20 of 288
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(Illinois State Geological Survey, Department of Natural Resources, 1990)
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PDF (4MB)
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(Illinois State Geological Survey, Department of Natural Resources, 1990)
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PDF (5MB)
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(Illinois State Geological Survey, Department of Natural Resources, 2003)
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PDF (14MB)
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(Champaign, Ill.: Illinois State Geological Survey, Prairie Research Institute, 2016)
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PDF (2MB)
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6 o'clock cross section in the Illinois Basin : Wayne County, Illinois, to Gibson County, Tennessee (Illinois State Geological Survey, Department of Natural Resources, 1992)
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PDF (6MB)
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9 O'Clock Cross Section in the Illinois Basin, Wayne County, Illinois to St. Clair County, Illinois (Illinois State Geological Survey, Department of Natural Resources, 1990)
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PDF (5MB)
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(Illinois State Geological Survey, 2002)
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PDF (36MB)
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(Champaign, IL : Illinois State Geological Survey, Institute of Natural Resource Sustainability, University of Illinois, 2010)
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PDF (71MB)
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(Illinois State Geological Survey, Prairie Research Institute, University of Illinois, 2011)
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PDF (94MB)
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(Champaign, Ill. : Illinois State Geological Survey, 2001)
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PDF (18MB)
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(Illinois State Geological Survey, 2003)
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PDF (24MB)
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(Illinois State Geological Survey, 2004)
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PDF (31MB)
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(Illinois State Geological Survey, 2005)
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PDF (33MB)
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(Illinois State Geological Survey, 2006)
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PDF (21MB)
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(Illinois State Geological Survey, 2007)
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PDF (22MB)
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(Illinois State Geological Survey, Institute of Natural Resource Sustainability, University of Illinois, 2008)
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PDF (82MB)
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(Illinois State Geological Survey, Institute of Natural Resource Sustainability, University of Illinois, 2009)
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PDF (29MB)
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(Champaign, Ill. : Illinois State Geological Survey, Wetlands Geology Section, 2000)
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PDF (17MB)
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(Champaign, Ill.: Illinois State Geological Survey, Prairie Research Institute, 2015)
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PDF (64MB)
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(Illinois State Geological Survey, Prairie Research Institute, 2012)
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PDF (81MB)
Now showing items 1-20 of 288