May not have one- not required by law on rifles and shotguns until 1968.
price of westport, 16 gage model 948e made by stevens ?
yes it is a single barrell
$100 for a pretty beat up one
It was made by Stevens, the model is: Stevens model 940
That would be a Stevens 94B sold by Sears Roebuck.
http://www.gun-parts.com/index.html/
$50-$100, depending on condition.
50-125 USD
The value cannot be given unless you state the model of your shotgun and its overall condition,with the info you have already posted.
I recently acquired a J. Stevens Arms and Tool Co. Mod 520 12 Gage with Browning Pats # Feb. 7-1905, Aug. 27-1907, Some gun enthuse that I have spoken with say it is not worth much more than $150.00, it
100-400 USD