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

First Division

Brigadier General N. A. Miles (except 2/15 - 2/25)

Brevet Brigadier General G. N. Macy (2/15 - 2/22)

Brevet Brigadier General J. Ramsey (2/22 - 2/25)

First Brigade

Brevet Brigadier General G. N. Macy (until 2/15)

Colonel G. W. Scott (after 2/15

5th New Hampshire Infantry Regiment

26th Michigan Infantry Regiment

2nd New York Heavy Artillery

61st New York Infantry Regiment

81st Pennsylvania Infantry Regiment

140th Pennsylvania Infantry Regiment

Lt. Colonel Horatio Warren

183rd Pennsylvania Infantry Regiment

Second Brigade

Colonel R. C. Duryea (until 2/17)

Colonel R. Nugent (after 2/17)

28th Massachusetts Infantry Regiment

7th New York Heavy Artillery

to Baltimore, 8th Corps

63rd New York Infantry Regiment

69th New York Infantry Regiment

88th New York Infantry Regiment

Third Brigade

Colonel G. Von Schack (until 2/22)

Colonel W. M. Mintzer (2/22 - 2/25)

Brevet Brigadier General H. J. Madill (after 2/25)

Fourth Brigade

Colonel J. R. Brooke

27th Connecticut Infantry Regiment

2nd Delaware Infantry Regiment

64th New York Infantry Regiment

53rd Pennsylvania Infantry Regiment

145th Pennsylvania Infantry Regiment