Boston,Oct. 12, 1864.Hon. Charles Sumner,Sir: Some four or five weeks ago, as I was in conversation with Dr. S. G. Howe and James M. Stone, they both mentioned that, on their first reading my argument on "the Unconstitutionality of Slavery," they had been convinced of its truth; and Dr. Howe added, "Sumner always said it was true, but somehow or other he could not think it was practical." A few days afterwards I saw Dr. Howe, and repeated to him what I had understood him to say of you, as above, and asked him whether I had understood him correctly. He said that I had; "that is, he had understood you to say, in effect, that you did not see how my argument could be met." I gave him some of my reasons for wishing his explicit testimony on the ... (From : Anarchy Archives.)