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31. Illinois Block Groups

Polygon Harvard University Restricted content
1999. Geographic Data Technology, Inc. (GDT), Harvard Geospatial Library, and Environmental Systems Research Institute, Inc. (ESRI). Illinois Block Groups represents the U.S. Census block groups of Illinois. Environmental Systems Research Institute, Inc. (ESRI).

32. Illinois Tracts

Polygon Harvard University Restricted content
1999. Geographic Data Technology, Inc. (GDT), Harvard Geospatial Library, and Environmental Systems Research Institute, Inc. (ESRI). Illinois Tracts represents the U.S. Census tracts and block numbering areas (BNA) of Illinois. Environmental Systems Research Institute, Inc. (ESRI).

33. Indiana Block Groups

Polygon Harvard University Restricted content
1999. Geographic Data Technology, Inc. (GDT), Harvard Geospatial Library, and Environmental Systems Research Institute, Inc. (ESRI). Indiana Block Groups represents the U.S. Census block groups of Indiana. Environmental Systems Research Institute, Inc. (ESRI).

34. Indiana Tracts

Polygon Harvard University Restricted content
1999. Geographic Data Technology, Inc. (GDT), Harvard Geospatial Library, and Environmental Systems Research Institute, Inc. (ESRI). Indiana Tracts represents the U.S. Census tracts and block numbering areas (BNA) of Indiana. Environmental Systems Research Institute, Inc. (ESRI).

35. Iowa Block Groups

Polygon Harvard University Restricted content
1999. Geographic Data Technology, Inc. (GDT), Harvard Geospatial Library, and Environmental Systems Research Institute, Inc. (ESRI). Iowa Block Groups represents the U.S. Census block groups of Iowa. Environmental Systems Research Institute, Inc. (ESRI).

36. Iowa Tracts

Polygon Harvard University Restricted content
1999. Geographic Data Technology, Inc. (GDT), Harvard Geospatial Library, and Environmental Systems Research Institute, Inc. (ESRI). Iowa Tracts represents the U.S. Census tracts and block numbering areas (BNA) of Iowa. Environmental Systems Research Institute, Inc. (ESRI).

37. Kansas Block Groups

Polygon Harvard University Restricted content
1999. Geographic Data Technology, Inc. (GDT), Harvard Geospatial Library, and Environmental Systems Research Institute, Inc. (ESRI). Kansas Block Groups represents the U.S. Census block groups of Kansas. Environmental Systems Research Institute, Inc. (ESRI).

38. Kansas Tracts

Polygon Harvard University Restricted content
1999. Geographic Data Technology, Inc. (GDT), Harvard Geospatial Library, and Environmental Systems Research Institute, Inc. (ESRI). Kansas Tracts represents the U.S. Census tracts and block numbering areas (BNA) of Kansas. Environmental Systems Research Institute, Inc. (ESRI).

39. Kentucky Block Groups

Polygon Harvard University Restricted content
1999. Geographic Data Technology, Inc. (GDT), Harvard Geospatial Library, and Environmental Systems Research Institute, Inc. (ESRI). Kentucky Block Groups represents the U.S. Census block groups of Kentucky. Environmental Systems Research Institute, Inc. (ESRI).

40. Kentucky Tracts

Polygon Harvard University Restricted content
1999. Geographic Data Technology, Inc. (GDT), Harvard Geospatial Library, and Environmental Systems Research Institute, Inc. (ESRI). Kentucky Tracts represents the U.S. Census tracts and block numbering areas (BNA) of Kentucky. Environmental Systems Research Institute, Inc. (ESRI).