Manufactured from 1860 to 1868, this Model 1 2nd Issue revolver has the rare "2D QUALTY" marking on the sides of the barrel. This marking indicated there were slight casting flaws when the revolver was manufactured. The manufacturing flaws did not affect the mechanical function and they were sold at a discount. Approximately 4,402 of these types of revolvers feature the "2D QUALTY" marking. Fitted with rosewood grips with the left panel numbered to the gun. The included S&W factory letter confirms the "2D QUALTY" marking and blue and silver finish. The revolver was part of a shipment of 50 2nd Quality type revolvers shipped to William Patton of Springfield, MA on June 6, 1866.