U.S. Army - Deptartment of Northeasten Virginia

Third Division

Brigadier General Samuel P. Heintzelman

First Brigade

Brigadier General W. B. Franklin

4th Pennsylvania Infantry Regiment

Colonel John Hartranft

from Dept. Washington 6/3

5th Pennsylvania Infantry Regiment

Colonel R. P. McDowell

from Dept. Washington 6/3

1st United States Artillery, Battery I

Captain J. B. Ricketts

from Regular Army

Second Brigade

Col. O. B. Wilcox

38th New York Infantry Regiment

Colonel J. H. Ward

from New York 6/19

1st Michigan Infantry Regiment

Major A. F. Bidwell

from Dist. Washington

4th Michigan Infantry Regiment

Colonel D. A. Woodbury

from Michigan 6/26

2nd United States Artillery, Battery D

Captain R. Arnold

from Regular Army

Third Brigade

Col. O. O. Howard

3rd Maine Infantry Regiment

Major H. G. Staples

from Maine 6/4

4th Maine Infantry Regiment

Colonel H. G. Berry

from Maine 6/20

5th Maine Infantry Regiment

Colonel M. H. Dunnell

from Maine 6/26

2nd Vermont Infantry Regiment

Colonel H. Whiting

from Vermont 6/24