Try e-gunparts.com
$70.00 to $125.00
Your Stevens model 15A was produced from 1936-1945.
The savage/Stevens model 94 was made from 1929-1945.
The Stevens model 944 was made from 1936-1942.
Model 940e 16gauge
Hard to say without a much more detailed description of your shotguns overall condition.
stevens bolt action 22 model 840
Your Stevens model 77F was produced from 1955-1971.
The value of a Stevens 820 B shotgun is actually dependent upon a number of factors. Some of those factors include the age and condition of the shotgun.
52 years old.
Your stevens model 9478 was made by savage/stevens between the years 1978-1985.