Statistics for occurrence #1 of “Pratt, Harrison W.” in chapter 3, page 225 of Thomas Wentworth Higginson, Massachusetts in the Army and Navy during the war of 1861-1865, vol. 2:

... Pratt, Harrison W.
Captain, 49th Infantry, M. V. M., in service of the U. S., Sept. 19, 1862. Major, Nov. 19, 1862. Mustered out, Sept. 1, ...
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