U.S. Army - Army of the Potomac

Artillery Reserve

Captain William M. Graham (until 5/2)

Brigadier General Robert O. Tyler (after 5/2)

1st Regular Brigade

Captain Dunbar R. Ransom

1st United States Artillery, Battery H

from 3rd Corps, 2nd Div. Artillery

3rd United States Artillery, Batteries F&K

from 3rd Corps, 1st Div. Artillery

4th United States Artillery, Battery C

from 2nd Corps, 1st Div. Artillery

4th United States Artillery, Battery G

from Army Artilery Reserve (see below)

5th United States Artillery, Battery C

from 1st Corps, 2nd Div. Artillery

2nd Regular Brigade

Captain John C. Tidball

..

1st United States Artillery, Batteries E &G

from 5th Corps, 3rd Div. Artillery

1st United States Artillery, Battery K

from Army Artilery Reserve (see below)

2nd United States Artillery, Battery A

from Cavalry Corps, 2nd Div. Artillery

3rd United States Artillery, Battery C

from Army Artilery Reserve (see below)

1st Volunteer Brigade

Lt. Colonel Freeman McGivery

5th Maine Battery

from 5th Corps, 1st Div. Artillery

6th Maine Battery

from 12th Corps, 2nd Div. Artillery

1st New York Artillery, Battery B

from 2nd Corps, 1st Div. Artillery

1st New York Artillery, Battery G

from 2nd Corps, 3rd Div. Artillery

10th New York Independent Battery

from 3rd Corps, 3rd Div. Artillery

1st Ohio Artillery, Battery H

from 3rd Corps, 3rd Div. Artillery

Pennsylvania Independent Battery C

from 2nd Corps, 1st Div. Artillery

2nd Volunteer Brigade

Captain Elijah D. Taft

1st Connecticut Heavy Artillery, Bat. B&M

5th New York Independent Battery

15th New York Independent Battery

29th New York Independent Battery

from Army Artilery Reserve (see below)

30th New York Independent Battery

31st New York Independent Battery

32nd New York Independent Battery

3rd Volunteer Brigade

Captain James F. Huntington

1st New Hampshire Battery

from 1st Corps, 1st Div. Artillery

1st Pennsylvania Artillery, Battery F

from 1st Corps, 2nd Div. Artillery

1st Pennsylvania Artillery, Battery G

from 1st Corps, 3rd Div. Artillery

1st Rhode Island Artillery, Battery C

from 2nd Corps, 3rd Div. Artillery

1st West Virginia Artillery, Battery C

from 11th Corps Reserve Artillery

4th Volunteer Brigade

Captain Robert H. Fitzhugh

1st Maryland Artillery, Battery A

from 6th Corps, 1st Div. Artillery

1st New York Artillery, Battery K

from 12th Corps, 1st Div. Artillery

11th New York Independent Battery

from 2nd Corps, 3rd Div. Artillery

1st Rhode Island Artillery, Battery G

from 2nd Corps, 3rd Div. Artillery

Unattached

32nd Massachusetts Infantry, Co. C

1st Connecticut Heavy Artillery, Bat. B&M

to 2nd Volunteer Bde. (see above)

2nd Connecticut Light Battery

to 2nd Volunteer Bde. (see above)

1st Maryland Artillery, Battery B

Captain Alonzo Snow

from Army Provost Guard

5th New York Independent Battery

to Artilery Reserve 2nd Volunteer Bde.

15th New York Independent Battery

to 2nd Volunteer Bde. (see above)

29th New York Independent Battery

to 2nd Volunteer Bde. (see above)

30th New York Independent Battery

to 2nd Volunteer Bde. (see above)

31st New York Independent Battery

to Artilery Reserve 2nd Volunteer Bde.

32nd New York Independent Battery

to 2nd Volunteer Bde. (see above)

12th Ohio Independent Battery

Captain Aaron C. Johnson

from Army Provost Guard

1st United States Artillery, Battery K

to 2nd Regular Bde. (see above)

3rd United States Artillery, Battery C

to 2nd Regular Bde. (see above)

4th United States Artillery, Battery G

to 1st Regular Bde. (see above)

5th United States Artillery, Battery K

to 12th Corps Artillery Bde.