Career
He was presented with the award on 23 September 1897. Barker enlisted into the 11th New Hampshire Regiment Volunteer Infantry Company East on 21 August 1862. During the Battle of Spotsylvania six of the color bearers of Barker"s company were killed on May 12, considered the bloodiest day of the battle.
Barker took the regiment"s two flags and advanced with them the rest of duration of the battle.
Barker was wounded on 7 June 1864 in Cold Harbor, Virginia and was later discharged from duty on 25 May 1865. He is buried at Last Rest Cemetery in Merrimack, New Hampshire.