I have a Winchester Model 240W Westernfield "12 ga." (not 20ga.) shotgun. It was a knockoff of the Winchester model 1400, made for Montgomery Wards. I've seen them sell anywhere between $200 and $250 depending on condition.
Your winchester model 12 shotgun was made by winchester in 1957.That puts the age of your model 12 shotgun at 54 years of age.
Your winchester model 12 shotgun was made by winchester in 1947.
your Winchester model 1897 shotgun was made in 1916.
your Winchester model 1897 shotgun was made in 1910.
your model 12 Winchester shotgun was made in 1937.so the age of your shotgun is 73 yrs.old.
your winchester model 12 pump shotgun was produced by winchester in 1942.
Your Winchester shotgun was manufactured in 1914.
your Winchester model 12 shotgun was made in 1953.
Your winchester model 12 shotgun was made by winchester in 1928.
your model 12 Winchester shotgun was made in 1952.
your model 12 Winchester shotgun was made in 1959.