to Baltimore without transshipment. This is the wish of Commander-in-Chief.

Keep this information quiet. Ascertain and report movements.

You will also aid with cars and other facilities, if necessary, at Harrisburg to forward troops to Washington.

THOMAS A. SCOTT.

Under no circumstances let this message be made public.

T. A. S.

HEADQUARTERS OF THE ARMY,
Washington, July 21, 1861.

Governor CURTIN, Harrisburg, Pa.:

Please send the Wisconsin regiment at Harrisburg to report to the general at Baltimore instead of Harper's Ferry. Send all the regiments at Harrisburg and elsewhere to Baltimore.

WINFIELD SCOTT.

JULY 21, 1861.

Commander DAHLGREN, Navy-Yard:

Send an armed vessel at once to Alexandria, to command as much as possible the approaches to Alexandria.

MANSFIELD,

Brigadier-General.

JULY 21, 1861.

Brigadier-General McDOWELL, at Fairfax Court-House:

By General Scott's orders I send you four regiments, brigaded under Colonel McCunn, to Fairfax Station, to wit: the Thirty-seventh, Colonel McCunn; Fifteenth, Colonel Murphy; Twenty-sixth, Colonel Christian; Twenty-fifth, Colonel Kerrigan.

They should all be at the point above designated by 6 p. m.

They have three days' supply of rations.

MANSFIELD,

Brigadier-General.

JULY 21, 1861.

General RUNYON, Alexandria:

Hold my two last regiments at Alexandria and man your lines.

McDowell is on the retreat.

MANSFIELD,

Brigadier-General.

FAIRFAX, July 21, 1861-7.45 p. m.

General RUNYON, Alexandria:

I reported with the DeKalb regiment at Centreville in person to General McDowell, who is there protecting the retreat of his army on the right flank.