Serial number 130093. Made circa 1850s-1860s. 7mm caliber with 5 ¼” barrels. This gun is in very fine condition with approximately  50% of the original blue mixed with a brown patina. This gun is marked on  the left hand side of the frame and barrel where they meet “F. Lefaucheux/ In tr Brevete” This is an 18 shot gun with two barrels. The cylinder has a an inner series of 6 chambers and the outer series of 12 chambers. When the gun fires (double action only) every other shot the gun fires two rounds. The grips are carved ebony. The frame and the cylinder are nicely engraved. Very fine rare gun!