Manufactured by Simeon North of Middletown, Connecticut, for the U.S. Government circa 1817 to 1820. The lock plate is marked with the early style markings "S NORTH" in a downward curve over an eagle motif with "U" and "S" at either side over "MIDLn CON" in an upward curve. The left rear side of the barrel is stamped "P/US", small letter inspector markings are stamped on most of the components and a clear cartouche is stamped on the left stock flat. With a swelled tip hickory ramrod.