MOST OF THESE WERE MADE BY Smith and Wesson AND IVER JOHNSON AND A FEW BY H&R, EARLY 1900'S.
what is it worht
No published sn data.
Yes, in several variations.
No publishe sn data.
They made thousands of them.
Seldom exceed 100 USD.
Try Taurus
400-525 USD
25-50
Impossible to answer without knowing who made it.
No way to answer without a DETAILED description of ALL markings.
5-65 US Dollars