U. S. President Andrew Jackson (1767-1845), large and bold autograph signature on two-page Letters Patent for John Baker's "improvement in regulating the draught of chimneys, called a Chimney Valve," dated Oct. 28, 1831. Countersigned by Secretary of State Edward Livingston and Attorney General B.B. Taney. White wafer seal and pink ribbons adhered at the lower left. Jackson's signature is very large, measuring over 6 1/2 in. long. The second page of the patent features a detailed description of the Chimney Valve, written and signed by Baker, a resident of Lancaster, PA. 2 pages, each 14 in. H x 11 in. W. The documents are enclosed (not attached) in a tooled leather portfolio, 16 1/2 in. H x 14 in. W. 

Fold across Jackson's signature. Both pages with small losses along horizontal fold lines and some edge chipping. Pages have become separated, with two holes up to  1/2 in diam. hole on page 2 where the ribbon tore away. Light toning. Foxing to page 2. Wear to porfolio exterior. 

Private Kentucky Estate.