Statistics for occurrence #1 of “Ohio” in chapter 22 of Benson J. Lossing, Pictorial Field Book of the Civil War. Volume 1.:

...s Rock, which always attracted the attention of tourists and of travelers on that road. At five o'clock the next morning, with fire and gunpowder, he destroyed the great bridge of the Baltimore and Ohio Railway Company at the Ferry, a thousand feet in length, and much other property belonging to that corporation and the National Government. Then he spiked the heavy guns that could not be taken awa...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Ohio (Ohio, United States) 4,328 122 10 0 0 user votes
Ohio (United States) 1,611 20 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.