I have a topps Nolan Ryan baseball card. Just wanted to know if it was worth anything!

You haven't mentionned a year, but most of his cards are worth 1 to 5 dollars

You might like to check out the following links:

Baseball Card Value Price Guide based on prices realized in auctions. Email alerts on pending eBay auctions at no cost to you. Basketball, Football, Hockey and Boxing Card Price Guide. Track Card Values like a Stock Portfolio. VintageCardPrices.com (http://www.vintagecardprices.com/)

Baseball Card Value Price Guide | Selling Baseball Cards (http://www.cardpricer.com/)

Beckett Media LP - The #1 Authority on Collectibles (http://www.beckett.com/default.osi)