Enlisted Aug 2, 1862, served in the 24th Reg. Michigan Volunteers, 5th Corps, Army of Potomac; saw action at Antietam, South Mountain, Brandy Station, Fredericksburg, Chancellorville, Gettysburg, The Wilderness, North Anna, South Anna, Mine Run, Siege before Petersburg and Five Forks.  Was mustered out at Detroit July 29, 1865.  Also is shown an "Oath of friendship" to Henry Clay from a John W. Barber.  It is not know to which unit (if any) Barber is from.