Private secretary (1838–1905) to and, later, biographer of Abraham Lincoln who also served as secretary of state under McKinley and Roosevelt. Vintage matte-finish 4 x 5.5 J. E. Purdy of Boston studio portrait affixed to its signed 8.75 x 12 mount, signed in fountain pen “John Hay.” The photo is affixed within its 9 x 12.5 presentation folder. In fine condition. A remarkably bold signature! RRAuction COA.