Burnside" Model 1856 Carbine, 54 cal. 51 cm round barrel, with thunderous rise, smooth bore. Breechblock with saddle ring on the side, marked "Burnside Patent March 25th 1856" Breechblock dropping by action of the underguard lever. Rearplate with en suite markings and round-body hammer.{Waxed walnut stock, civilian (modified). Iron fittings. Overall length: 98.5 cm White polished finish. A.B.E. (stock replaced, barrel rifling removed). Number 228**