I have a source that says 1984, but I can't promise it's right.
The first Winchester model 1300 shotgun(model 1300 featherweight) was made in the year 1978.
your Winchester model 70 pre-64 featherweight was produced in 1961.
Your winchester model 70 featherweight,pre-64 rifle was made in 1956.
Your serial number indicates that your Winchester model 12 shotgun was made in the year 1951.
Your Winchester model 70 featherweight was made by Winchester in 1955.The value of pre-64 featherweight,s are ranging between 800-1200 dollars if the wood stock is in original condition with varnish and checkering in good shape and the metal blueing remaining in 90% coverage on the metal.
With the serial number that you have provided,your Winchester model 70 bolt action rifle was made in the year 1990.
Made in 1957.
The first Winchester model 1894 rifle was made as the model number suggests 1894.
Proofhouse.com has Winchester sn tables. Proofhouse.com has Winchester sn tables.
actually your Winchester model 70 featherweight was made in 1961.I have seen pre-64 featherweights going for 900-1475 dollars on gun broker.com depending on the overall condition of the wood and metal and amount of original finish remaining on the gun.
The first model 61 winchester was made in 1932.They made 3,532 during that year.
The first year of production for the Winchester model 50 was 1954.These firearms were made from 1954-1962.