( conjectural )
May 1817
Original paper slip text:[May] 1817
Patent of Samuel Briggs [with signature]
JQA—Writings and Papers as Secretary of State 1817-1825
- In Papers of Isaac Briggs, in a folder: "Miscellany: Samuel Briggs Patent for Invention re Application of Steam"
- "Certificate, with autographic signature, John Quincy Adams, City of Washington, A.D. 1817, to accompany a true copy of a patent of 28th May 1817 to Samuel Briggs and Isaac Briggs, James Monroe, President, Richd. Rush, Acting Secy. of State." (Adams Papers Office files, Box 5, Order 15 of NP Search). --SEG, 2/17/2010
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Original held by:Library of Congress
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