Francis B. Heitman, Historical Register and Dictionary of the United States Army, from its Organization, September 29, 1789, to March 2, 1903 (2 vols., Washington: Government Printing Office, 1903. Reprint. Urbana: University of Illinois Press, 1965), vol. 1, p. 679; Official Records, series 1, vol. 9, pp. 520, 605-606, vol. 15, p. 217, vol. 26, pp. 66, 396, 454, 478, vol. 24, part 2, p. 932, vol. 30, pp. 192-193; vol. 41, part 3, p. 969, vol. 41, part 4, p. 1144, vol. 48, part 1, p. 1458; Compiled Service Records of Confederate Soldiers who Served in Organizations from the State of Texas, National Archives Microfilm Publication No. 323, Roll 308, 310; Colorado Citizen, January 21, 1921. On December 4, 1863, Green called McNeill "the best officer" in his brigade (see Official Records, series 1, vol. 26, part 2, p. 478). He had graduated 26th in his West Point class.