Have it examined by a gunsmith
Before WW2.
50-100 or so
1893-1932
Is this shotgun manufactured with a twist steel barrel
No published sn data.
Under $100.
Depends if its damascus steel or not.
Yes. The Mossberg 500A1 is a .12 gauge shotgun.
Excel was a trade name used by HD Folsom Arms and Iver Johnson Arms and Cycle Works on shotguns made for Montgomery Wards.
Yes, a 12 gauge shotgun is considered a firearm.
A bolt action shotgun in 12 gauge.