PDF
Winchester Firearms Manufacturing Dates by Serial Number and Year. 1866 through the early 1990s. The following pages were scanned from documents compiled ...
35 pages
Hello, Howard -
See the information here:
http://www.winchesterguns.com/support/faq/date-your-firearm.html
Click or tap on the PDF document image there and look through the lists of serial numbers.
If you cannot find the information you seek, perhaps a firearms dealer near where you reside can assist you in identifying the age of your gun.
Best wishes.