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

First Division

Brigadier General Darius N. Couch

Created March 3, 1862 by order of President Lincoln in General Order Number 101

First Brigade

Colonel H. S. Briggs

2nd Rhode Island Infantry Regiment

7th Massachusetts Infantry Regiment

from Couch's Div., Briggs' Bde.

10th Massachusetts Infantry Regiment

36th New York Infantry Regiment

Second Brigade

Brigadier General L. P. Graham

65th New York Infantry Regiment

67th New York Infantry Regiment

23rd Pennsylvania Infantry Regiment

Colonel Thomas H. Neill

from Couch's Div., Graham's Bde.

61st Pennsylvania Infantry Regiment

Colonel Oliver H. Rippey

82nd Pennsylvania Infantry Regiment

Colonel David H. Williams

Third Brigade

Brigadier General J. J. Peck

55th New York Infantry Regiment

62nd New York Infantry Regiment

93rd Pennsylvania Infantry Regiment

Colonel James M. McCarter

from Couch's Div., Peck's Bde.

98th Pennsylvania Infantry Regiment

Colonel John F. Ballier

102nd Pennsylvania Infantry Regiment

Colonel Thomas A. Rowley

Artillery

1st Pennsylvania Artillery, Battery C

from Washington Defences

1st Pennsylvania Artillery, Battery D

from Washington Defences

1st Pennsylvania Artillery, Battery E

from Couch's Division

1st Pennsylvania Artillery, Battery H

from Couch's Division