.58 caliber. 40" barrel secured by three flat, spring retained bands. NSN. Bright finish, iron furniture, brass nose cap, full-length walnut musket stock. Single shot percussion muzzleloading rifle musket with Maynard automatic tape primer, M1855 long range rear sight, Barleycorn combination front sight and socket bayonet lug, sling swivels and swelled shank tulip head ramrod. Lock marked with a {Spread Winged Eagle} on the tape primer magazine door and in two lines U.S./SPRINGFIELD forward of the hammer. Dated 1857 at tail of lock and top of breech. Standard V/P/{Eagle Head} proofs on breech. A very crisp and clear script JS cartouche is present opposite the lock, the mark of Springfield Arsenal inspector James Stillman. {ANTIQUE}