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Author
Illinois State Geological Survey
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Collection
Illinois Geospatial Data Clearinghouse
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Year
2007
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Search Results
1. State Plane Zones: Illinois, 2007
2007. Illinois State Geological Survey. This polygon feature class shows State Plane Coordinate System zones in Illinois.
2. UTM Zones: Illinois, 2007
2007. Illinois State Geological Survey. This polygon feature class shows UTM zones in Illinois.