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You searched for: Creator Illinois State Geological Survey Remove constraint Creator: Illinois State Geological Survey Publisher Illinois State Geological Survey Remove constraint Publisher: Illinois State Geological Survey Public/Restricted Public Remove constraint Public/Restricted: Public Subject Geoscientific Information Remove constraint Subject: Geoscientific Information Type Dataset Remove constraint Type: Dataset Place Illinois Remove constraint Place: Illinois Time Period 2005-2009 Remove constraint Time Period: 2005-2009

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