A GERMAN PERCUSSION SPORTING RIFLE with browned octagonal sighted barrel rifled with eight grooves, blued adjustable back-sight, foliate scroll engraved case-hardened tang, signed scroll engraved case-hardened lock, highly figured walnut full stock with chequered grip, butt carved with foliage behind the cheek-piece, foliate scroll engraved blued steel mounts including shaped side-plate, butt-plate and scrolled spurred trigger-guard, iron sling swivels, set trigger, horn fore-end cap, original brass-tipped whalebone ramrod, and most of its original finish, by Adam Rosen in Dyck, circa 1850