Private secretary (1838–1905) to and, later, biographer of Abraham Lincoln who also served as secretary of state under McKinley and Roosevelt. Signed book: Poems. Boston: Houghton, Mifflin and Company, 1899. Hardcover, 5 x 7.25, 272 pages. Signed in black ink on the second free end page. Book also bears a pencil signature of Medal of Honor recipient James B. Pond on the first free end page, as well as his personal bookplate affixed to the front pastedown. In fine condition, with a pencil notation under Hay’s signature. RR Auction COA.