Description
MODEL 1817 U.S. CONTRACT RIFLE BY HENRY DERINGER, PHILADELPHIA, C. 1826. 36 in., .54 caliber round rifled barrel marked "US," "P," and "S," with rear sight behind the lower band, the bore with seven grooves; flat lock plate with convex tail stamped "1826" and "US/H.DERRING[--]/PHILADA" and the inside surface of...