Winchester did not produce a Model 81 bolt action. Exactly how is your rifle marked? sales@countrygunsmith.net
The winchester model 275 was produced by winchester from 1963-1975.
Winchester produced 720,609 model 1873 rifles between the years 1873-1923.
@ 1949-57
Winchester Model 12 slide action shotguns were marked as the "Model 1912" from 1912-1919. Godbear Tennessee
Winchester made the Model-190 from 1967-1980. I have one from 1973,.....It still looks, and shoots like new ;o)
The Winchester 25-20 caliber was first chambered in the Winchester model 1892 rifle/carbine which was made from 1892.The last chambering that I have found was in the Winchester model 43 bolt action rifle that was produced from 1949-1957.I would surmise that this caliber was available from 1892-1957.
With the serial number that you have provided,your Winchester model 1906 rifle was made in the year 1924.They produced 13,562 rifles that year of this model.
Winchester made a model 1890,model 1906,a model 61,and a model 62 pump action rifle during there production years but never a model 1911 rifle.Winchester did make a model 1911 semi-auto shotgun.
this Winchester model was produced between the years 1890-1941.the serial number that you provided indicates that it was made in 1912.
The Winchester model 121,121Y were made by Winchester in the years 1967-1973.
Winchester made there model 1906 pump action .22cal rifles from 1906-1935.
I have a Winchester model 70 that I purchased new in 1979. It's serial # is 1,430,611. Yours was probably produced 3-4 years later.