Pistol dagger with percussion Dumonthier system, two shots. Straight blade with gutter with two round barrels on both sides, stamped "DUMONTHIER". Guard formed two double quillons, of which two removable with squared crests being used as hammers, numbered "977". Stick with plates of grooved horn (small holes of insect) with three screws of riveting. Scabbard in form, lined with velvet and covered with black patent leather, with two silver trimmings, cut out. Length : 32 cmB .E. About 1850. Dumonthier : arms manufacturer in Paris, Faubourg Saint Martin and then Rue des petits Hôtels .