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C. TOBEY'S PATENT BARK MILL [caption title] - Gale, Luther] - 1813. 
New York: John C. Totten, . 1813 - Broadside, 11 1/2 x 18 inches. Light fold lines. Minor edge wear and foxing. Expertly matted, and protected with mylar sheet. A broadside announcement advertising Luther Gale's purchase of Cornelius Tobey's patent for an improved bark mill. The bark was used by tanners and so was vital to the leather industry. Tobey's patent had been granted by James Madison as president. It was Madison, along with Charles Pinckney, who introduced the first U.S. patent law during the 1787 Constitutional Convention. The broadside is decorated with a woodcut of the Great Seal of the United States. OCLC locates only microfilm copies, though Rink locates one copy, at Eleutherian Mills. SHAW & SHOEMAKER 51301. RINK 1392.
[Bookseller: William Reese Company - Americana]