1959
shotgun
with the serial number that you have supplied,your Winchester model 12 shotgun was made in the year 1921.
over $1k.
With the serial number that you have supplied,your Winchester model 1912 pump action shotgun was made in the year 1959.
Your serial number indicates that your Winchester model 12 pump action shotgun was made in the year 1937.
your model 12 Winchester shotgun was made in 1929.
50-350 usd
With the serial number provided,your Winchester model 12 pump action shotgun was made in the year 1949.
Winchester Model 1897 serial numb er 382191 was manufactured sometime in the Fall of the year 1907.
Between 1967-1973, just as the model 141-145 was.
200-450 dollars depending on overall condition,and a good bore.