05/31/1864 - District of Vicksburg, Maltby's brigade

07/07/1864 - destroyed bridge over Pearl River [I.39.243]

07/29/1864 - troops embarked to Morganza, LA [I.41(II).434]

08/10/1864 - 8th Ills became part of 19th Army Corps. [I.41(II).631]

08/18/1864 - Special orders #18 named 19th Army Corps., 2nd Division, 1st Brigade, 8th Ills [I.41(II).759]

08/23/1864 - 1st Brigade, 2nd Division, held in readiness to embark [I.41(II).817]

08/31/1864 - Dept. of the Gulf, 19th Army Corps., 1st Brigade, 8th Ills, Lt. Col. J.A. Sheetz commanding [I.41(II).968]