Queen Victoria's "Crown/V.R." cipher marked at the tail of the lock and "1862/L.A. Co." ahead of the hammer, London crown proofs and "25" bore markings on the left of the breech indicating .577 caliber, small "L.A.C" markings on various components, an oval script cartouche stamped on the left stock flat, and the right of the buttstock is stamped with a double roundel marked "LONDON ARMOURY BERMONDSEY" in the outer circle and dated "1862" in the center. Initials "WK" carved upside down in the lower right of the buttstock. Includes a period socket bayonet.