Ithaca Model 37 Featherweight, 20 ga. slide action shotgun.  Serial #1036939, mfg 1968.  Very good condition.  28” vent rib barrel has shiny bore and 100% re-blue.  2 ¾” chamber choked FULL.   Receiver and trigger guard have been nicely re-blued.  Stock and forearm have been refinished.  Action works fine – a nice light carry gun for bunnies and grouse!