[Inclosure.]

List of Casualties in the Reserve Brigade, Cavalry Corps, during the engagement at Bull Run, October 17, 1863.

Officers.

Command. Killed. Wounded. Missing.

Commanding officer ... ... ...

and staff.

1st New York ... 1 ...

Dragoons.

6th Pennsylvania ... ... ...

Cavalry.

1st U. S. Cavalry. ... ... ...

2nd U. S. Cavalry. ... ... ...

5th U. S. Cavalry. ... ... ...

Total. ... 1 ...

Enlisted men.

Command. Killed. Wounded. Missing. Total.

Commanding officer ... .. ... ...

and staff.

1st New York 3 2 1 7

Dragoons.

6th Pennsylvania ... 2 ... 2

Cavalry.

1st U. S. Cavalry. ... .. ... ..

2nd U. S. Cavalry. ... ... ... ...

5th U. S. Cavalry. ... ... ... ...

Total. 3 4 1 9

SUMMARY.

Killed. Wounded. Missing. Total.

Officers. ... 1 ... 1

Enlisted men. 3 4 1 8

Total. 3 5 1 9

W. MERRITT,

Brigadier-General of Volunteers, Commanding.

Numbers 80. Reports of Brigadier General David McM. Gregg, U. S. Army, commanding Second Cavalry Division, with congratulatory orders.

HEADQUARTERS SECOND DIVISION, CAVALRY CORPS,
October 11, 1863-2 a. m.

COLONEL: I arrived at Sulphur Springs at 9 o'clock last night. Colonel Taylor's brigade got here a few hours before. As yet have found out nothing of the enemy. Have parties out to Gaines' and Newby's Cross-Roads, and to Waterloo. None of these have yet returned. A very few scouts on the road which I came.

Yours, respectfully,

D. MCM. GREGG,

Brigadier-General.

Colonel C. ROSS SMITH,

Chief of Staff, Cavalry Corps.

NEAR SULPHUR SPRINGS, VA.,

October 12, 1863-2 a. m.

I arrived at this camp yesterday at 8 p. m. Saw or heard nothing of the enemy in marching through by Rixeyville. At the time of my arrival here scouting parties were starting from the brigade, which had arrived some hours before from the direction of Hartwood Church. The parties sent out to Newby's and Gaines' Cross-