That's about the best and all information you can receive. There is no published serial number- year made tables for Savage/Stevens made guns. There is a Stevens historian you can write and ask and he charges $20.00 per gun as a research fee but much of the companies information was lost in a fire during the 1920s.The historians address is:
Mr. John Callahan
Arms Historian
P.O. Box 82
Southampton, Ma 01073
Mr. John Callahan
Arms Historian
P.O. Box 82
Southampton, Ma 01073