You searched for: Subject County boundaries Remove constraint Subject: County boundaries Provider University of Illinois Urbana-Champaign Remove constraint Provider: University of Illinois Urbana-Champaign Time Period 1950-1999 Remove constraint Time Period: 1950-1999

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County Boundaries [Illinois] Datasets datasets university-of-illinois-urbana-champaign

1968. Illinois State Geological Survey. Contains Illinois county boundaries in line and polygon formats. The polygon attribute data include county name and number (FIPS) designations. The... Illinois State Geological Survey.