Federal Brigade

1st Division, 4th Corps Artillery

Commanding Officer on the Antietam Campaign:
  unknown

This Brigade's Chain of Command:
  Army - Army of the Potomac
  Division - 1st Division, 4th Corps

Units which make up this Brigade:
  New York Light Artillery, 3rd Battery
  1st Pennsylvania Light Artillery, Battery C
  1st Pennsylvania Light Artillery, Battery D
  2nd United States Artillery, Battery G