Note Jim Martin's reply above re Co. C, 26th SC. He apparently survived the war. Additionally,

Pvt. W. S/W. Keefe, Co. C, 26th South Carolina Infantry, was admitted to the General Hospital Petersburg, Va with Reubeola, March 16, 1865, transferred April 14, admitted Point of Rocks, Va Hospital April 15, returned to duty April 21, 1865