A Winchester Model 140 12 gauge, semi automatic can be worth up to $150. The exact amount that the Winchester is worth depends on the condition of the gun.
100-400
50-350 usd
95$
Blue Book of Gun Values
50-1000 USD depending on what model.
$50-$150, depending on model and condition.
$75-$150
50-100 USD or so
It's worth 250.00 in great condition
100-1000 without a more detailed description.
The maker is Bayonne. Values $125-$225, depending on condition.