Statistics for occurrence #1 of “Major, Surgeon” in chapter 5 of Thomas Wentworth Higginson, Massachusetts in the Army and Navy during the war of 1861-1865, vol. 2:

... 15, 1861. Major, Surgeon, 32d Mass. Infantry, May 26, 1862. Resigned (disability), Aug. 4, 1863. First Lieutenant, 56th Mass. Infantry, Nov. 7, 1863. See Massachusetts Field Officers. Major, Surgeon , 22d Mass. Infantry, June 25, 1862. Major, Surgeon, U. S. Volunteers, Nov. 7, 1862. See United States Army. First Lieutenant, Assistant Surgeon, 34th Mass. Infantry, Apr. 12, 1864. Mus...
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