Big Ten Academic Alliance Geospatial Discovery Portal

Big Ten Academic Alliance Geoportal

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You searched for: Collection Illinois Geospatial Data Clearinghouse Remove constraint Collection: Illinois Geospatial Data Clearinghouse Year 1968 Remove constraint Year: 1968
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1.
County Boundaries: Illinois, 2003

County Boundaries: Illinois, 2003

1968-1979. 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

PLSS Indian Treaty Boundary Lines: Illinois, 2003

1968-1979. 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

PLSS Townships: Illinois, 2003

1968-1979. 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

Public Land Survey System (PLSS) Boundaries: Illinois, 2003

1968-1979. 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

State Boundary: Illinois, 2003

1968-1979. 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...