U.S. Army

8th Army Corps - Middle Department

Major General Robert C. Schenck

Defences Upper Potomac

Brigadier General Benjamin F. Kelly

Brigadier General J. R. Kenly

Colonel A. T. McReynolds

Milroy's Division

Brigadier General R. H. Milroy

Brigadier General W. L. Elliott

Brigadier General A. Cluserette (2/5 -2/12)

Colonel George Hays (after 2/12)

Third Brigade

Colonel John F. Staunton

First Separate Brigade

Bde. Gen. Henry H. Lockwood (except 2/4 - 2/14)

Colonel S. A. Graham (2/4 - 2/14)

1st Delaware Cavalry (4 Cos.)

from Delaware

1st Maryland Eastern Shore

Colonel James Wallace

1st Maryland Potomac Home Bde.

from Annapolis (see below)

2nd Maryland Eastern Shore

Colonel Robert S. Rogers

Purnell Legion Cavalry (Md), Co. A

Purnell Legion Cavalry (Md), Co. C

from 2nd Separate Bde. (see below)

Smith's Maryland Cavalry Company

11th New York Cavalry (3 Cos.)

from Defences Washington, 22nd Corps

Second Separate Brigade

Colonel P. A. Porter

18th Connecticut Infantry Regiment

to 2nd Div., 2nd Bde.

3rd Delaware Infantry Regiment

Colonel Samuel H. Jenkins

to 3rd Separate Bde. (see below)

Patapsco Maryland Guards

Purnell Legion Infantry (Md)

Colonel Samuel A. Graham

to 3rd Separate Bde. (see below)

14th New Jersey Infantry Regiment

Colonel William S. Truex

to 3rd Separate Bde. (see below)

150th New York Infantry Regiment

to 3rd Separate Bde. (see below)

151st New York Infantry Regiment

to 3rd Separate Bde. (see below)

138th Pennsylvania Infantry Regiment

to 3rd Separate Bde. (see below)

179th Pennsylvania Infantry Regiment

1st Connecticut Cavalry Regiment

Purnell Legion Cavalry (Md), Co. C

to 1st Separate Bde. (see above)

5th New York Heavy Artillery

8th New York Heavy Artillery

2nd United States Artillery, Battery I

5th United States Artillery, Battery L

to 3rd Separate Bde. (see below)

Third Separate Brigade

Brigadier General H. S. Briggs

created 2/14

3rd Delaware Infantry Regiment

from 2nd Separate Bde. (see above)

Purnell Legion Infantry (Md)

Colonel Samuel A. Graham

from 2nd Separate Bde. (see above)

14th New Jersey Infantry Regiment

Colonel William S. Truex

from 2nd Separate Bde. (see above)

150th New York Infantry Regiment

from 1st Separate Bde. (see above)

151st New York Infantry Regiment

from 1st Separate Bde. (see above)

138th Pennsylvania Infantry Regiment

from 2nd Separate Bde. (see above)

5th United States Artillery, Battery L

from 2nd Separate Bde. (see above)

Annapolis

1st Maryland Potomac Home Bde.

Colonel William P. Maulsby

to 1st Separate Bde. (see above)

3rd Maryland Potomac Home Bde.

Colonel Stephen W. Downey

Purnell Legion Cavalry (Md) Co. B.