Statistics for occurrence #1 of “Ohio” in part 5.11, chapter 5.13 of Robert Underwood Johnson, Clarence Clough Buell, Battles and Leaders of the Civil War: The Opening Battles. Volume 1.:

... Ohio's quota under the President's first call. He had organized nine other regiments, numbering them consecutively with those mustered into the national service, and had put them in camps near the Ohio River, where they could occupy Wheeling, Parkersburg, and the mouth of the Great Kanawha at a moment's notice. Two Union regiments were also organizing in West Virginia itself, at Wheeling and Park...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Ohio (Ohio, United States) 4,328 48 10 0 0 user votes
Ohio (United States) 1,611 18 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.