1/2 page, 4to, integral address leaf with panel in Jefferson's hand, WITH HIS FREE FRANK: "Free Th:Jefferson," and original postmark. Fine condition." /> JEFFERSON, THOMAS, <I>President</I>. Autograph letter signed ("Th: Jefferson" in the third person), to Dr. [Samuel L.] Mitchill [or Mitchell], Monticello, 20 February 1817. <I>1/2 page, 4to, integral address leaf with panel in Jefferson's hand,</I> WITH HIS FREE FRANK: "Free Th:Jefferson," and original postmark</I>. Fine condition. | Christie's