State Plane Zones: Illinois, 2007
- Author(s)
- Illinois State Geological Survey
- Description
- This polygon feature class shows State Plane Coordinate System zones in Illinois.
- Collection
- Illinois Geospatial Data Clearinghouse
- Place(s)
- Illinois, United States
- Subject(s)
- Boundaries and Planning cadastre
- Year
- 2007
- Held by
- Illinois
- More details at
- https://clearinghouse.isgs.illinois.edu/data/reference/state-plane-zones
