Statistics for occurrence #1 of “Ohio River” in chapter 1.33 of Southern Historical Society Papers, Volume 34.:

..., 1863, the Federals had abandoned all the territory of Western Virginia that they had acquired by their forward movement in the early spring, and even contracted their lines further back towards the Ohio River than they were at the close of the year of 1861, and by the 1st of September, 1862, General Loring occupied the Kanawha Valley, and General Jenkins passed through Western Virginia into the State of O...
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