Hello. Marlin. Model 39. Not 39A. For sale. Excellent condition for gun of its age. Built sometimeFrom 1922 to 1932. Octagon barrel. Gunsmith Inspection Star On top Tang. The Marlin Firearms Company literature of the time. The star indicates that the gun is as near perfection as the finest of materials, equipment, and skill can make it. S Series. Serial number. No rust pitting on barrel. This particular gun has. Two very small silver inlays. On each side of the grip.  There are no cracks. Or splits in the grip. I believe they were put there By an early owner As an embellishment.