3 15/16 x 2 7/16in." /> McCLELLAN, George B. (1826-1885), <I>Union General</I>. Carte-de-visite signed ("Geo. B. McClellan Maj. Gen."), as commander of the Army of the Potomac, <I>3 15/16 x 2 7/16in.</I> | Christie's