Assuming you mean the Stevens Model 238 bolt-action, I have magazines. sales@countrygunsmith.net
The 238 is similar to the 258. For parts, try gunpartscorp.com
It would be a Stevens Model 238 manufactured between 1920 and 1948. The Ranger 101.2 is a Sears Roebuck designation.
A FEW parts are available from gunpartscorp website.
Your Stevens model 77C was made from 1955-1971.
Your stevens model 9478 was made by savage/stevens between the years 1978-1985.
About 20 years old
Made from 1912-1945.
The stevens model 335 shotgun was made from 1926-1935,with a total production of 2,000 guns made.
Sorry, but you won't.
Your Stevens model 200 shotgun was produced around circa 1910.
My research indicates that the Savage/Stevens model 107 was made from 1912-1945,with a total production of 443,500 made.