Statistics for occurrence #1 of “Chicago” in chapter 1 of John D. Billings, Hardtack and Coffee: The Unwritten Story of Army Life:

...ty lads, varying in age from ten to fifteen years. When tea had been disposed of, and darkness had put an end to their daily romp and hurrah without, they were wont to take in charge a gentleman from Chicago , formerly a gallant soldier in the Army of the Cumberland, and in a quiet corner of the spacious hotel parlor, or a remote part of the piazza, would listen with eager attention as he related chapters...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Chicago (Illinois, United States) 3,613 6 281 0 0 user votes
Chicago (Wisconsin, 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.