August Gauthreaux born 10/20/1844 from Assumption Parish, Louisiana is my Great-Grandfather. Pvt. Co. C. 1st La. Hvy. Arty.Captured at Vicksburg, July 4, 1863 and refused to sign parole. Sent to Memphis, Tenn., July 18, 1863. Recd. at Gratiot St. Military Prison, St. Louis, Mo., July 26 1863. Transfd. to Camp Morton, Ind., Aug 2, 1863 and released on taking Oath of Allegiance to the U.S. Jan. 2, 1865. His brother Lubin Gauthreaux, born 3/14/1842 made the journey with him. Any listing on any Prison rolls would be greatly appreciated.