This unique pinfire revolver features superposed barrels and a 20-shot round cylinder with 10 chambers around the outer edge and 10 chambers around the inside. The revolver features an elongated hammer with a spur near the bottom, narrow pinched front and notch rear sights, hinged loading gate, two-piece smooth walnut grips and a lanyard ring mounted on the butt cap. a small pistol logo above "IF" followed by the serial number "625" marked on the left of the barrel lug. Some of these 20-shot pinfire revolvers are known to have Lefaucheux patent markings, although this example does not.

Fine, retains 30% original blue finish on the barrel and cylinder with smooth brown patina on the balance, with strong patterns of vivid case colors showing on the hammer, and crisp engraving overall. Grips are also fine with some light wear and handling marks. Mechanically needs work, cylinder is out of timing.