Marlin Model 90, 16 ga. over/under shotgun.  Serial #F1002.  Excellent condition.  26” plain barrels have clean shiny bores, near 100% blue.  2 ¾” chambers, choked IMP CYL & MOD.  Double triggers and extractors. Receiver and trigger guard have 96% original finish with slight edge wear.  Stock and forearm have excellent finish and checkering.  Pachmayr recoil pad.  LOP is 13 ¾”.  Action locks up tightly and works fine.  These were a well-made, low-cost America over/under.  C&R OK.