On the March/April 1864 roll, Pvt. Wilson was present and was without a horse since February 19, 1864. He aquired a mount at an unknown date then on June 11th '64, his horse was captured. His records show that he was present through October.
(The next is quite confusing...use it as you wish.)
Transferred to Co. D, 22nd Ga. Bn. Arty on April 16, 1864. Listed as Wilson, Jno. S. Pvt, Troup A. 7th Ga. Cav.