Statistics for occurrence #1 of “Antietam, Md.” in chapter 103 of Thomas Wentworth Higginson, Massachusetts in the Army and Navy during the war of 1861-1865, vol. 1, Mass. officers and men who died.:

...ilderness, Va.,May 6, 1864. Wheeler, Thomas,28th Mass. Inf.,Manassas, Va.,Aug. 30, 1862. Wheeler, Willard, Sergt.,13th Mass. Inf.,Gettysburg, Pa.,July 1, 1863. Wheelock, Charles H.,15th Mass. Inf., Antietam, Md. ,Sept. 17, 1862. Wheelock, George N., 1st Sergt.,15th Mass. Inf.,Gettysburg, Pa.,July 3, 1863. Whipple, Russell,53d Mass. Inf.,Port Hudson, La.,June 14, 1863.
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