4th Missouri Cavalry, Company I

This unit was attached to Col. George E. Waring's Post of Columbus, KY of Brig. Gen. Alexander Asboth's 6th Division, District of Columbus (KY), Maj. Gen. Stephen A. Hurlbut's XVI Army Corps and was commanded by Maj. Edward Langen. [Refer to Edwin Bearss' The Vicksburg Campaign, Volume III, page 1139.]