Ruger's web site has sn data for all it's firearms.
One could purchase a Ruger Mini 14 Rifle gun at a Wall-Mart store, or using the online Wall-Mart site. One could also purchase a Ruger Mini 14 Rifle gun at a local gun shop.
Contact Ruger through their website. IIRC, Ruger has information on their website to check date of manufacture.
Ruger's website has sn data.
Ruger's website has a sn function.
Ruger has sn data on its website.
Ruger has extensive sn data on their website.
You will have to call Ruger.
Ruger's website has extensive sn data.
Ruger has a sn function on their web site.
Ruger's website has a sn look up area.
Go to Ruger's web site. They have sn data you can look up.
Ruger has extensive sn data on their website.