Harrington & Richardson Model 999 Sportsman, .22 long rifle cal. double action revolver.  Serial #AD40091.  Excellent condition.  6” barrel has excellent bore.  Ramp front and adjustable rear sights.  Barrel and frame have 95% blue with few fine scratch marks.  9-shot cylinder has 90% blue with index marks.  Walnut checkered grips are very good. Top break action.  Double action works fine.  These are very good shooters and super trapline companions for popping a cat or stubborn beaver in the steel.