QUARTERMASTER'S DEPOT,

Alexandria, August 30, 1862.

Captain ROZAFY,

Ordnance Officer, General Pope's Headquarters:

One hundred and fifty tons of ammunition are now loading on cars for General Pope's army, to stop at Fairfax Station. Send teams to receive it. All the wagons we have will be loaded and started for Centerville by road. Five hundred tons of ammunition is expected from the arsenal, which will be forwarded without delay.

C. B. FERGUSON,

Captain and Assistant Quartermaster.

[12.]

HEADQUARTERS ARMY OF THE POTOMAC,
Camp near Alexandria, August 30, 1862.

Captain C. B. FERGUSON,

Assistant Quartermaster, Alexandria:

Seventeen headquarters wagons are now going in to take our reserve ammunition to Franklin's or Sumner's corps. If the ordnance officers from either of these corps can be found they should take charge of the train. If not, other arrangements must be made. A staff officer will confer with you on the subject.

S. WILLIAMS,

Assistant Adjutant-General.

[12.]

HEADQUARTERS ARMY OF THE POTOMAC,
Camp near Alexandria, August 30, 1862.

Captain C. B. FERGUSON,

Assistant Quartermaster, Alexandria:

The general commanding directs that you have the First Massachusetts Cavalry, Colonel Williams, landed as fast as possible when it arrives. It may be expected to-night.

S. WILLIAMS,

Assistant Adjutant-General.

[12.]

HEADQUARTERS ARMY OF THE POTOAMC,
Camp near Alexandria, August 30, 1862.

Colonel C. S. WAINWRIGHT,

First New York Artillery:

Have everything readty at the earliest possible moment, and report where orders will reach you. The batteries will now probably accompany Couch's division. Be ready to move at a moment's notice.

S. WILLIAMS,

Assistant Adjutant-general.

[12.]

GENERAL ORDERS,
HEADQUARTERS FOURTH CORPS, Numbers 87.
Yorktown, Va., August 30, 1862.

Major General E. D. Keyes hereby assumes command of Yorktown and of all the forces hitherto under the immediate orders of Brigadier-General Van Alen.

By order of Major-General Keyes:

OSWALD JACKSON,

Aide-de-Camp.

[11.]