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

First Division

Brigadier General J. C. Caldwell (until 3/24)

Colonel Paul Frank (3/24 - 3/25)

Brigadier General F. C. Barlow (after 3/25)

First Brigade

Colonel H. B. McKean (until 3/14)

Lt. Colonel K. O. Broady (3/14 - 3/25)

Colonel Nelson A. Miles (after 3/25)

26th Michigan Infantry Regiment

61st New York Infantry Regiment

81st Pennsylvania Infantry Regiment

140th Pennsylvania Infantry Regiment

Second Brigade

Major A. J. Lawler (until 3/25)

Colonel T. A. Smythe (after 3/25)

28th Massachusetts Infantry Regiment

63rd New York Infantry Regiment

69th New York Infantry Regiment

88th New York Infantry Regiment

116th Pennsylvania Infantry Regiment

Third Brigade

Colonel Paul Frank (except 3/20 - 3/25)

Colonel A. Funk (3/20 - 3/25)

7th New York Infantry Regiment

from reorganization

39th New York Infantry Regiment

from 3rd Div., 3rd Bde.

52nd New York Infantry Regiment

57th New York Infantry Regiment

66th New York Infantry Regiment

to 4th Bde. (see below)

111th New York Infantry Regiment

from 3rd Div., 3rd Bde.

125th New York Infantry Regiment

from 3rd Div., 3rd Bde.

126th New York Infantry Regiment

from 3rd Div., 3rd Bde.

148th Pennsylvania Infantry Regiment

to 4th Bde. (see below)

Fourth Brigade

Colonel J. R. Brooke

27th Connecticut Infantry Regiment

2nd Delaware Infantry Regiment

64th New York Infantry Regiment

66th New York Infantry Regiment

from 3rd Bde. (see above)

53rd Pennsylvania Infantry Regiment

145th Pennsylvania Infantry Regiment

148th Pennsylvania Infantry Regiment

from 3rd Bde. (see above)