Yes, I overlooked as the first card is for a Louisiana soldier.

I've been trying, without luck, in determining who he served with as a Private while serving as an enrolling officer on extra duty.

Card #1, C. A. Allen, Private, Company H, 19th Regiment Louisiana, admitted Hospital No. 4, Richmond, Va.
Sept. 25, 1862

Card #2, paid November 24, 1863 by Troupe Butler $55, for the period of service May 1 to October 1, 1863, Sub. Enrolling Officer

Card #3. Pvt. Conscript, Appears on an Extra Duty Roll for April, 1864 for Enrolling duty Apr. 1-30, 1864

Card #4 ditto for March 1-31, 1864

Card #5, C. A. Allen, Cpt[Conscript/Corporal?], admitted General Hospital No. 18, Richmond, Va. November 14, 1862

Card # 6, Pvt. Capt. Dearmons Co., paroled May 25, 1865 at Talladega, Ala.

Card #7, Pvt. Conscript, employed by Maj. Andrews on extra duty 5-10th Cong. Dist. Ga. for the month of January, 1864