A GERMAN PERCUSSION SPORTING RIFLE with earlier heavy swamped octagonal sighted barrel rifled with eight grooves and signed in full in Gothic script at the breech, adjustable back-sight, plain tang (peep-sight incomplete), flat lock, figured walnut full stock, the butt carved with a flowerhead behind the cheek-piece, iron mounts including shaped side-plate and scrolled spurred trigger-guard, set trigger, and horn fore-end cap (ramrod missing), by Adam Rosen in Dyck, mid-19th Century