This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Johnson Map of Illinois Geographicus ILjohnson. This is Johnson map of Illinois Covers the entire state as well as portions of the adjacents states of Iowa Missouri and Indiana Offers color coding according to county and notations for railways roadways cities towns and river systems An inset in the lower left corner details the