Statistics for occurrence #1 of “Ohio River” in chapter 1.38 of Southern Historical Society Papers, Volume 35.:

... hours, the greatest march that even Morgan had ever made. On an expedition such as the Ohio Raid the exchanging, or impressment, of horses is a military necessity. When Morgan crossed the Ohio River his men were riding fine Kentucky horses, many of them thoroughbred, peculiarly adapted to service on a long and exhausting raid into an enemy's country, but they had their limitations. Traveling r...
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