Letters to Charles Francis Adams, Esq. [Same to Mr. Bigelow.]

William. H. Seward to Charles Francis Adams, Esq. [Same to Mr. Bigelow.], March 1, 1865

Mr. Seward to Mr. Adams Department of State, Washington, March 1, 1865. Sir: On the 13th of February last a rebel emissary in Canada wrote in cipher to Jefferson Davis,…