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

First Division

Brigadier General Alpheus Williams

First Brigade

Bde. Gen. Samuel W. Crawford

5th Connecticut Infantry Regiment

10th Maine Infantry Regiment

28th New York Infantry Regiment

Colonel Dudley Donnelly

46th Pensylvania Infantry Regiment

Colonel Joseph F. Knipe

Second Brigade

Bde. Gen. John W. Geary (until 7/14)

Colonel Charles Candy (after 7/13)

5th Ohio Infantry Regiment

Colonel Samuel H. Dunning

7th Ohio Infantry Regiment

Colonel William R. Creighton

29th Ohio Infantry Regiment

Colonel Lewis P. Buckley

66th Ohio Infantry Regiment

Colonel Charles Candy

28th Pensylvania Infantry Regiment

Colonel Gabriel DeKorponay

Third Brigade

Bde. Gen. George Gordon

1st Michigan Cavalry Regiment

5th New York Cavalry Regiment

2nd Pennsylvania Cavalry Regiment

Colonel John K. Murphy

29th Pensylvania Infantry Regiment

Collis' Pensylvania Zouaves

Captain Charles Collis