This maybe an addition to the names of the Color-Bearers of the 19th Georgia Infantry; i'am not sure is this soldier was the color-bearer for his company "Henry Guards" or the 19th Georgia Regiment

1st Corporal (Color Bearer) John Maddox (Co. "G")
http://files.usgwarchives.net/ga/henry/newspapers/underthe2453gnw.txt

Best Regards,
John