Try e-gunparts.com
50-200 usd
This was sold by Sears , made by Stevens between 1912 and 1942. It was not made by Browning.
It may not have one. Rifles and shotguns made prior to 1968 were not required to have serial numbers.
$50-$100, depending on condition.
About 35 years ago I bought mine
150-200 dollars.
Good shotgun
$75 if in excellent condition, $35-$50 in typical condition.
$50 more or less.
100 USD
You have stated what you have, not asked a question.