CLEMENS, SAMUEL LANGHORNE. Autograph note signed ("S.L. Clemens"), London, n.d. [1904? 1907?]. 1 page, 8vo, on engraved stationery of Brown's Hotel in London, integral blank leaf, slight staining at a margin.A POIGNANT STATEMENT ABOUT HIS WIFE LIVY, who had died in Florence in June 1904 (they had been married for thirty-four years): "I have not known & shall never know any one who could fill the place of the wife I have lost. I shall not marry again. S.L. Clemens." Possibly written in 1907 during Twain's final trip to England.