American politician, abolitionist, and education reformer (1796–1859). AQS on a light blue 7 x 8.75 sheet. Mann writes, in full: “I would rather imitate the actions of one good man than to possess the autographs of all the great men in the world.” Signed at the conclusion, “Horace Mann, Washington, Apr 12th, 1852.” Intersecting folds, one through a single letter of signature, and toning to corners, which could be matted out, otherwise fine condition. Accompanied by an unsigned carte-de-visite by Silsbee, Case and Company. RRAuction COA.