$75-$125, depending on model and condition.
50-75 usd
Value of a gun is based on make, model and condition. You gave use year and caliber.
what model
What Make? What Model? what condition?
25-50 USD 25-50 USD
No
Gun shows, gun shops, want ads
10-100 USD or so
Impossible to answer.
15-50 USD
100-400 USD or so