Mr. Seward to Mr. Harvey.

No. 152.]

Sir:Your despatch of the 1st instant, No. 294, has been received, and I commend the promptness with which you used the means at your disposal for having a proper watch kept upon the movements of the suspicious steamer to which you refer as having been seen off the coast of Sicily.

Your communication has been submitted for perusal to the Secretary of the Navy.

I am, sir, your obedient servant,

WILLIAM H. SEWARD.

James E. Harvey, Esq., &c., &c., &c., Lisbon.