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

First Division

Brigadier General Israel I. Stevens

First Brigade

Colonel W. M. Fenton (until 8/3)

Colonel Benjamin C. Christ (after 8/3)

8th Michigan Infantry Regiment

Lt. colonel Frank Graves

28th Massachusetts Infantry Regiment

50th Pennsylvania Infantry Regiment

Lt. Colonel T. S. Brenholtz

Second Brigade

Colonel Daniel Leasure (until 8/3)

Colonel Thomas Welsh (after 8/3)

46th New York Infantry Regiment

Colonel Rudolph Rosa (w)

Major Julius Parcus

79th New York Infantry Regiment

Lt. Colonel David Morrison

45th Pennsylvania Infantry Regiment

Colonel Thomas Welsh (until 8/3)

Lieutenant Colonel John I. Curtin (after 8/3)

from Dept. South, 1st Div., 2nd Bde.

100th Pennsylvania Infantry Regiment

Lt. Colonel David A. Leckey

Captain J. E. Cornelius

Artillery

2nd United States Artillery, Battery E

Lieutenant Samuel N. Benjamin