Mr. Seward to Mr. Dayton

No. 609.]

Sir: I have to acknowledge with much appreciation, the receipt of your despatch of the 29th of June, No. 497, communicating a translation of a letter received by your son from M. Dufour, surgeon-in-chief of the government hospital at Cherbourg.

I am, sir, your obedient servant,

WILLIAM H. SEWARD.

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