Statistics for occurrence #1 of “Ohio” 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.:

... the organization. He continued to act as commander-in-chief. In October, 1866, departments had been formed in Illinois, Wisconsin, Indiana, Iowa, and Minnesota, and posts had been organized in Ohio , Missouri, Kentucky, Arkansas, District of Columbia, Massachusetts, New York, and Pennsylvania. On October 31, 1866, Doctor Stephenson issued General Orders No. 13, directing a national convention ...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Ohio (Ohio, United States) 4,328 34 10 0 0 user votes
Ohio (United States) 1,611 4 1 0 0 user votes
Ohio (Colorado, United States) 12 0 0 0 0 user votes
Ohio (Illinois, United States) 0 0 0 0 0 user votes
Ohio (Missouri, United States) 0 0 0 0 0 user votes
Ohio (New York, United States) 0 0 0 0 0 user votes
Ohio (Texas, 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.