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Author
Illinois State Geological Survey
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Subject
Boundaries
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Place
Illinois, United States
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1. County Boundaries: Illinois, 2003
1968. Illinois State Geological Survey. This data set contains Illinois county boundaries in line and polygon formats. The polygon attribute data include county name and number (FIPS) des...
2. PLSS Indian Treaty Boundary Lines: Illinois, 2003
1968. Illinois State Geological Survey. This data set contains Indian Treaty boundary lines from the Illinois Public Land Survey System. The nominal scale is 1:62,500. As of 2003, the dat...
3. PLSS Townships: Illinois, 2003
1968. Illinois State Geological Survey. This dataset contains townships from the Illinois Public Land Survey System in line and polygon form. Line attributes identify state, township and ...
4. Public Land Survey System (PLSS) Boundaries: Illinois, 2003
1968. Illinois State Geological Survey. This data set contains Illinois Public Land Survey System (PLSS) boundaries and designations in line and polygon feature classes. THESE DATA HAVE P...
5. State Boundary: Illinois, 2003
1968. Illinois State Geological Survey. This data set contains the Illinois state boundary in line and polygon format. There are two versions of the data included: one that includes the o...
6. State Plane Zones: Illinois, 2007
2007. Illinois State Geological Survey. This polygon feature class shows State Plane Coordinate System zones in Illinois.
7. UTM Zones: Illinois, 2007
2007. Illinois State Geological Survey. This polygon feature class shows UTM zones in Illinois.