Statistics for occurrence #1 of “Illinois” in chapter 9 of The Photographic History of The Civil War: in ten volumes, Thousands of Scenes Photographed 1861-65, with Text by many Special Authorities, Volume 10: The Armies and the Leaders.:

.... Captain John S. Phelps, one of the active associates of Doctor Stephenson, who had gone to Decatur to supervise the work of printing the ritual, had met several of his comrades of the Forty-first Illinois and had sought their cooperation. One of them, Doctor J. W. Routh, who was acquainted with Doctor Stephenson, went to Springfield to consult the latter about organizing, and, with Captain M. F. Kan...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Illinois (Illinois, United States) 6,200 40 0 0 0 user votes
Illinois (New Mexico, United States) 4 0 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.