Dated 1864.  Pommel, knucklebow, grip and counterguard all show nice, even patina.  Brass thread and drag on scabbard match in color.  Brass throat and drag are held in place by two, domed rivets on reverse.  Each has one rivet missing.  Knuckle bow is stamped "A.H.K." as is drag.  Leather scabbard is lined on inside with red felt.  Outside is in good condition with light surface crackling near bottom.  Blade is excellent.  No discoloration, no nicks in edge.  Ricasso is stamped "U.S. / J.F. / 1864" on one side and "MADE BY AMES MFG. CO., CHICOPEE MASS" within scroll on the opposite side.