eral Kautz's headquarters are at present near Light-House Point, but I will advise him to move to this point. I have directed my command to move at 4 this p. m.

Very respectfully, your obedient servant,

D. McM. GREGG,

Brigadier-General of Volunteers, Commanding.

CIRCULAR.] HEADQUARTERS SECOND CAVALRY DIVISION,

ARMY OF THE POTOMAC,

August 13, 1864.

This command will move at 4 o'clock this p. m. Each trooper will be provided with three days' rations of subsistence and two days' forage; also, sixty rounds of carbine ammunition and twelve rounds of pistol cartridges. All dismounted men and actually unserviceable horses will be sent to the dismounted camp, and the unserviceable horses only after having been inspected by the brigade inspectors. The present camps will be broken up, and all wagons and vehicles sent to the division wagon train. One wagon will be allowed to accompany each brigade headquarters. One medicine wagon and ten ambulances will accompany the command.

By command of Brigadier-General Gregg:

H. C. WEIR,

Captain and Assistant Adjutant-General.

HEADQUARTERS TENTH CORPS,
August 13, 1864-6.20 a. m. (Received 6.35 a. m.)

Lieutenant-General GRANT:

The rams have moved down in the next reach beyond Dutch Gap, below Cox's Ferry. Battery Sawyer (water battery) is replying.

B. F. BUTLER,

Major-General.

HEADQUARTERS,
August 13, 1864.

Lieutenant General U. S. GRANT,

City Point:

The rebel rams, the rebel battery at signal station and Howlett house, have opened upon the working parties at Dutch Gap. The Sawyer Battery, which is the one at Crow's Nest signal station, the Water Battery, the mortar battery (Wilcox), one of the redoubts, have opened in reply. Five or six men were wounded by a chance shot. I have directed the 100-pounder, which is in position at Dutch Gap, to open.

B. F. BUTLER,

Major-General.