Impossible to answer without the name of the maker and sn. Even then, there might not be any published sn data.
your Stevens model 84C was produced from 1936-1945,with a total production of 99,500 guns.
Egunparts
Provide a detailed description of ALL markings.
The year that the model 70 .222 cal Winchester rifle was made was in the year of 1936. However, this model continued to be made up until 2006.
I would start at numrich gun parts corp.They can be found on the web.
In the year 1898.
Proofhouse.com has sn data.
it was made in 1958
You will have to provide a sn, if one is present.
No published history.
The Stevens model 15 was made from 1936-1971.
Your smith and Wesson model 64-3 was made from 1977-1987.