That would depend on you providing the overall condition of your shotgun,and include the barrel type(plain,solid matte rib,or vent rib) barrel.These are needed to establish a correct value to your shotgun.
A Winchester Model 140 12 gauge, semi automatic can be worth up to $150. The exact amount that the Winchester is worth depends on the condition of the gun.
cooey 410 gauge model 840 Winchester Canada. single shot
475
5-70 usd
50-250 usd
100-1000+ depending on specifics.
10-1000 USD or more depending on specifics
175 USD
200 to 225.00 dollars
Depending on condition, ABOUT $200.
$300 to $500 depending on gauge and extras. Also some models had ingraving and nicer wood.
No such model made by Winchester