No
2,100 dollars
Located on the barrel or receiver.
if the gauge and chamber length are the same
It will be marked on the barrel.
Need a detailed description
The Browning Auto-5 came in 12-, 16- and 20-gauge varieties.
If it is a Browning Superposed 12 gauge it was made in 1959.
Although both are interchangeable, a true Sweet 16 barrel will have three holes drilled through the barrel band. This was one of the ways Browning lightened the barrel. The rib will also be a smidge thinner than on a regular barrel.
solder
Browning did not offer one, but you may find an aftermarket Hastings barrel (www.hastingsbarrels.com) that will do the trick.
Try e-gunparts.com, Mid West Gun Works, Browning.
You must call Browning to find out.