This may be your man. Records of CW soldiers, in the main, are based on bimonthly muster rolls and only show point of enlistment, date, and age in some cases.
Occasionally, POW records may include physical description and residence. Hospital records may indicate status.
Also, in case of death, there may be records of his family claiming back pay and effects.
George Martin
Allen Mullens
Residence was not listed;
Enlisted as a Private (date unknown).
"E" Co. MS 31st Infantry
Copies of his records may be obtained through a service noted at the top of this page.