13 June 1848
Buchanan, James, 1791-1868
Document signed
Title: [Patent for Jordan L. Mott's improvement in the process of chilling castings]
Signed by Buchanan as Secretary of State. Countersigned by Edmund Burke, Commissioner of Patents. Mott's written description of his improvement is signed by Edward Lewis and M. D. Van Doren as witnesses. Contains a one-page diagram of Mott's invention. Sealed and bound with faded white ribbon.
GLC07325