Statistics for occurrence #1 of “Illinois” in entry united-states-of-america-idaho of Harper's Encyclopedia of United States History:

... Michigan via the Desplaines and Chicago rivers......1673 Marquette, purposing to establish a mission among the Illinois Indians, makes a portage from the Chicago to the Desplaines, descends the Illinois River nearly to Utica, where he meets a large concourse of chiefs and warriors......April 8, 1675 Father Claude Allouez, successor to Marquette, who died May 18, 1675, enters the Chicago River on...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Illinois (Illinois, United States) 6,200 682 0 0 0 user votes
Illinois (New Mexico, United States) 4 4 0 0 0 user votes
Illinois (Oregon, United States) 2 0 0 0 0 user votes
Illinois (Colorado, United States) 0 0 0 0 0 user votes
Illinois (Illinois, United States) 0 0 0 0 0 user votes
Illinois (New Mexico, United States) 0 0 0 0 0 user votes

† This entity has been selected by the automated classifier as the most likely match in this context. It may or may not be the correct match.