Contact Ruger.
If you type "Ruger p98 reviews" in google or dogpile you will.
Go to Ruger's web site
Can't be answered with just that information. Which Ruger?
Ruger customer service thru their website
You are aware that Ruger has made .22 caliber rifles, pistols and revolvers? You have to give information to get information.
Ruger has sn information on their web site.
Ruger has sn information on their web site.
Ruger would be your best source
Not enough information to answer.My information which was found in ruger and his guns,indicates that this block of serial numbers was assigned to the ruger standard semi-automatic Mark-1 .22cal handgun in 1974.
http://www.gunpartscorp.com
A Ruger 10/22 with that serial number was made in late 1970. This information is available at Ruger's website, www.ruger.com.
Contact Ruger through their website. IIRC, Ruger has information on their website to check date of manufacture.