JACKSON, Andrew, President. Partly printed document signed ("Andrew Jackson") as President, countersigned by Secretary of State MARTIN VAN BUREN and Attorney General John M. Berrien, Washington, D.C., 8 December 1829. 4 pages, folio, 352 x 273mm., accomplished in manuscript, ON FINE PARCHMENT, large papered seal of the U.S. attached to two green silk ribbons, five neat binding holes in blank left margin, 3-page description of the device being patented. A PRESIDENTIAL PATENT granted to Oliver Teal, inventor of "a new and useful...machine for excavating earth under water, called Teal's invented metallic scraper"; Teal has sworn to be "the true inventor or discoverer," and, having paid the requisite fees, is granted for fourteen years "full and exclusive right and liberty of making, constructing, using and vending to others to be used, the said improvement..." Jackson was one of the last Presidents to sign U.S. patents.