quartermaster's employees. General Rucker has charge, and can call out these men whenever required. But, unless in case of emergency, they should not be taken from their work.

Very respectfully,

H. W. HALLECK,

General-in-Chief.

[Indorsement.] 3. 30 P. M.

Colonel TAYLOR: Please give directions to have the city guards relieved at night by General Rucker's men, and have the regiments assemble at regimental headquarters, provided with 100 rounds of ammunition, 40 in the boxes, the rest in their haversacks. Direct General Barry also to have his batteries ready to move at a moment's notice.

S. P. H. [HEINTZELMAN,]

BALTIMORE, June 26, 1863-12 m.

(Received 12. 10 p. m.)

Major-General BUTTERFIELD,

Chief of Staff,

Headquarters Army of the Potomac:

If you have relieved Brigadier-General Tyler at Harper's Ferry, I request that he may be ordered to report immediately in person here, that I may give him charge of the outer defenses of this city.

ROBT. C. SCHENCK,

Major-General.

Headquarters Army of the Potomac,

June 26, 1863-2. 30 p. m.

Major-General SCHENCK,

Baltimore, Md.:

Major-General French has been assigned to the command of the troops at Harper's Ferry. In compliance with your request, he has been instructed to order General Tyler to report to you the moment we can dispense with his services.

DANL. BUTTERFIELD,

Major-General, Chief of Staff.

Baltimore, June 26, 1863-4. 15 p. m.

(Received 4. 50 p. m.)

Brigadier-General TYLER,

Harper's Ferry, W. Va.:

Seeing that General Hooker relieves you by General French, I want you here to take charge of new defenses. General Butterfield says you will report to me as soon as you can be spared. I hope it will be immediately.

ROBT. C. SCHENCK,

Major-General.