The savage/Stevens model 94 was made from 1929-1945.
Your stevens model 65/66 rifle was made during the years 1929-1945.
It is a Stevens Model 1929.
The stevens model 94 began production in 1929,and I believe that it was made up to 1945.
Your Stevens model 15A was produced from 1936-1945.
The Stevens model 944 was made from 1936-1942.
Model 940e 16gauge
stevens bolt action 22 model 840
Your Stevens model 77F was produced from 1955-1971.
The stevens model 94 began production in 1929.The model 94C was made from the 1950,s on and Stevens were still producing them well into the 1980,s.I will assume that yours was produced some time in the 1950,s.
52 years old.
Your stevens model 9478 was made by savage/stevens between the years 1978-1985.