U.S. Army - Army of Virginia - Second Corps

Second Division

Brigadier General James Cooper (until 7/7)

Brigadier General C. C. Augur (after 7/7)

First Brigade

Bde. Gen. James Cooper (until 7/16)

Bde. Gen. John Geary (after 7/16)

3rd Maryland Infantry Regiment

102nd New York Infantry Regiment

109th Pensylvania Infantry Regiment

Colonel Henry J. Stainrook

111th Pensylvania Infantry Regiment

Colonel Matthew Schlaudecker

8th & 12th United States Infantry

Second Brigade

Bde. Gen. J. P. Slough (until 7/1)

Colonel James A. Tate (7/1 - 7/10)

Colonel Daniel Ullman (7/10 - 7/16)

Brigadier General Henry Prince (after 7/16)

2nd Delaware Infantry Regiment

1st District of Columbia Infantry Regt.

60th New York Infantry Regiment

78th New York Infantry Regiment

Purnell (Maryland) Legion Infantry