.45 caliber, 32" octagon barrel, pillar rear sight with unusual internal elevation adjustment. Casehardened and engraved bar-lock with bolted safety. Checkered half stock with engraved patchbox and steel buttplate. In exceptional original condition retaining all of the original finish. Mint bore. Beautiful quality. Jaques worked in London form 1852-1854. In it's period mahogany, brass bound case.