In 10,5mm calibre, with serial numbers 28920 and 28921, octagonal smoothbore barrels stamped on the panel, on the reverse with a two-headed eagle crowned, case-hardened iron mounts, adjustable foresights, backward spring locks that can be dismantled by unscrewing the screw on the underside of the hammer, carved and chequered walnut stocks, oval panel on butt plate. Rare and in excellent condition.