Confederate States of America. Army. Mississippi. Infantry Regiment, 12th. Company D
Commonly known as the Pettus Rifles or the Pettus Relief, Company D of the 12th Regiment, Mississippi Infantry (Confederate) was organized on March 11, 1861 in Copiah County, Mississippi under the command of Capt. Merry B. Harris and served in the Eastern Theater. It was later commanded by Capt. James A. Barlow. (HMU, 19; DR-MSOR, 445)