Statistics for occurrence #1 of “Michigan” in chapter 5 of The Photographic History of The Civil War: in ten volumes, Thousands of Scenes Photographed 1861-65, with Text by many Special Authorities, Volume 8: Soldier Life and Secret Service.:

...rther west the Lake cities-Buffalo, Cleveland, Detroit, Milwaukee, Chicago—each had mustered a regiment with its own favorite companies—Continentals, Grays or Light Guards as a nucleus. Michigan , Wisconsin, Iowa, and Minnesota each had been called upon for a regiment, and the response was almost instantaneous. Ohio, Indiana, and Illinois, more populated, had tendered more than the thousand...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Michigan (Michigan, United States) 2,160 22 0 0 0 user votes
Michigan (West Virginia, United States) 4 0 0 0 0 user votes
Michigan (Colorado, United States) 0 0 0 0 0 user votes
Michigan (New Mexico, United States) 0 0 0 0 0 user votes
Michigan (North Dakota, United States) 0 0 0 0 0 user votes
Michigan (Oregon, United States) 0 0 0 0 0 user votes
Michigan (Vermont, 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.