Statistics for occurrence #1 of “Washburn, Edward R.” in chapter 4, page 367 of Thomas Wentworth Higginson, Massachusetts in the Army and Navy during the war of 1861-1865, vol. 2:

... Washburn, Edward R.
First Lieutenant, 50th Infantry, M. V. M., in service of the U. S., Sept. 19, 1862. Mustered out, Aug. 24, 1863. First Lie...
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