No known published sn data.
50-500 usd
1900
Need a detailed description in order to answer.
your Winchester model 12 shotgun was produced in 1935.
$139.95
your model 12 Winchester shotgun was made in 1929.
No way to answer without knowing who made it, all features and condition.
Requires professional appraisal.
If your browning auto-5 shotgun is a 12gauge,then it was made in 1927.If you have a 16 gauge shotgun then it was made in 1934.
With the serial number provided,your Winchester model 12 pump action shotgun was made in the year 1949.
If your browning auto-5 was made in 12gauge then it was made in 1925,if your shotgun was made in 16gauge then it was made in 1929.
With the serial number that you provided,your Browning standard model auto-5 shotgun was produced by FN of Belguim for Browning in the year 1955.