Produced in 1976 to commemorate 200 year Anniversary of America. Total of 53 guns built in this special edition. All of these Superposed were 12-gauge, with 28" barrels. Each was numbered for one of fifty states plus District of Columbia. Two additional guns were built for Smithsonian Institution and Liege Firearms Museum. All were fitted with side plates, with gold inlays. To reflect their true value, guns must be in unfired condition, in their original case and with all papers.