Made in 1975.
Ruger has sn data on their web site.
Ruger's website has a sn function.
1964
Made in 1950 but it's a Ruger Mark I.
Ruger's website has sn tables that will answer your question.
Ruger's website has sn tables that will answer your question.
If the Ruger website is working, it has sn data on it.
It was manufactured in 1961.
50-200
1965
Ruger will tell you if you phone customer service.
1954. Ruger website, customer service has year of production data.