1890's.
"The Berkshire" by Meridan Firearms "Berkshire No. 3000" by Crescent Firearms Contrary to popular belief, not the same company.
The current Barrett Firearms does not make a double shotgun. Exactly how is your gun marked?
Check out gunshop.com,they got Lots of info on dbl barrel shotguns.
try e-gunparts.com
Depends on model and condition- not enough info to answer.
50-100 USD or so
Many companies have made firearms for the NWTF.
$100 to $250, depending on condition.
70-100 years
150 dollars
Made by Meriden for Sears. 50-100 USD
The JStevens Arms Company Model 235 double-barrel shotgun was made from 1912 to 1932. However, there were no guns made by the company from 1916 until 1920.