Mr. Seward to Mr. Dayton.

No. 415.]

Sir: I have to acknowledge the receipt of your despatch of the 6th instant, (No. 357,) relative to the movements of the steamer Southerner, which will be submitted to the Secretary of the Navy.

I am, sir, your obedient servant,

WILLIAM H. SEWARD.

William L Dayton, Esq., &c., &c.