John Quincy Adams and Henry Clay
PATENT SIGNED ("JOHN QUINCY ADAMS") AS SIXTH PRESIDENT, AND CO-SIGNED ("H CLAY") AS SECRETARY OF STATE, AND ("WM WIRT") AS ATTORNEY GENERAL, FOR PRESERVING TIMBER USED IN THE CONSTRUCTION OF WOODEN CANAL LOCKS, TO SIMEON GUILFORD, 10 JULY 1826
1 page (14 3/4 x 10 3/4 in.; 375 x 272 mm) on partially printed vellum, accomplished in a secretarial hand, embossed paper seal of the United States with pink ribbon. [With] 1 page manuscript inventor's description on vellum; previously folded, with some discoloration, a few scattered pinholes.