Trying to put a value on anything with just the limited information provided is hard to do. Value depends on a combination of many factors. You have only providided the most generic description. Without a detailed description to include, finish, barrel length, stock material, sights, box, origiinal paperwork and any accessories, only a general estimate can be given. This weapon could be in the 30-1750 USD price range more or less.
$ 150
200-250 or so
10-100 USD or so
$75-$150, depending on the exact model and condition.
Value of any gun is based on make, model, and condition. There were dozens of different models of the H&R top break revolvers in .38 S&W- could be $50 or $250.
20-80 USD or so
No published sn data
Impossible to answer without knowing who made it
o No sn data published. 20-50 USD
It also says J. Stevens tool co.
i would love to know also
I've seen them at second hand gun stores for about $100, so you might be able to get $50 if you sell it to a shop or $75 at a gun show.