U.S. Army - Army of the Potomac - Sixth Army Corps

Third Division

Major General Darius Couch (until 10/18)

Bde. Gen. John Newton (after 10/18)

The three brigades changed their designations in October, with the First becoming the Second, Second becoming the Third, and the Third becoming the First.

First (Second) Brigade

Bde. Gen. Charles Devens Jr.

2nd Rhode Island Infantry Regiment

7th Massachusetts Infantry Regiment

10th Massachusetts Infantry Regiment

37th Massachusetts Infantry Regiment

36th New York Infantry Regiment

Second (Third) Brigade

Brigadier General A. P. Howe

62nd New York Infantry Regiment

93rd Pennsylvania Infantry Regiment

98th Pennsylvania Infantry Regiment

102nd Pennsylvania Infantry Regiment

139th Pennsylvania Infantry Regiment

Third (First) Brigade

Brigadier General John Cochrane

65th New York Infantry Regiment

67th New York Infantry Regiment

122nd New York Infantry Regiment

23rd Pennsylvania Infantry Regiment

61st Pennsylvania Infantry Regiment

82nd Pennsylvania Infantry Regiment

Artillery

3rd New York Independent Battery

1st Pennsylvania Artillery, Battery C

1st Pennsylvania Artillery, Battery D

2nd United States Artillery, Battery G