Statistics for occurrence #1 of “Arkansas River” in alphabetic letter P, entry group 7, entry prairie-grove-battle-of of Harper's Encyclopedia of United States History:

...is advance, composed of Marmaduke's cavalry, was attacked and defeated by Blunt on Boston Mountains. The latter now took position at Cane Hill, where Hindman tried to crush him. Hindman crossed the Arkansas River at Van Buren (Dec. 1, 1862) with about 11,000 men, including 2,000 cavalry, and joined Marmaduke. Told of this, Blunt sent to Herron, then just over the Missouri border, for assistance. He imme...
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