Fili Pietta, .44 cal. percussion single action revolver.  Serial #520066, mfg. Italy.  Very good condition.  4 ½” barrel has excellent bore, fixed sights.  Barrel and frame have very good polished bright finish with attractive scroll engraving.  Hammer and loading lever also engraved. Flued cylinder is polished bright.  Brass grip frame.  Walnut grips have some dings on left side.  Single action works fine.  Gun may be unfired.  Black powder, can ship to your door.