Washington, July 7, 1802. 9 1/8 x 8 in. (231 x 302 mm). Autograph letter, signed by Jefferson ("Th. Jefferson") as President of the United States, to Maryland Governor John F. Mercer. Creasing from original folds; repair at bottom of pp. 3-4 (letter is written on one sheet folded in half to make four pages, repair in blank and not affecting letter); tape remnants from original mount on verso, docketed to same.