Kassnar/Zoli, 20 ga. over/under shotgun.   Serial #63714, mfg. Antonio Zoli, Italy.  Very good condition.  26” vent rib barrels have clean shiny bores, 93% blue.  3” chambers, choked IC.MOD.  Frame has 97% blue with fine scroll etching.  Double triggers and extractors.  Lockup by Kersten cross bolt.  Stock and forearm have very good finish and checkering with few light handling marks.  Action is tight, locks work fine.  Sweet little upland 20!