Statistics for occurrence #1 of “Ohio” in chapter 2 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.:

...test which had then extended over three years of inconclusive fighting to a final conclusion in one year. General Grant was born, April 27, 1822, in a little one-story cottage on the banks of the Ohio River, at Point Pleasant, Clermont County, Ohio. His grandfather, captain Noah Grant, was a Connecticut soldier of the army of the Revolution who, in 1800, settled on the Connecticut Reservation of...
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.