You can find prices on your cards for free on WikiAnswers. To determine a value of your card ask the question providing the following important information: The year the card was issued, the company that issued the card, the player, and the card number. Note that the year the card was issued is typically the year after the last year listed on the card.
ethis little thing called ebay.com
Enter baseball cards into a search engine.
i would suggest ebay
www.BlackBorder.com
WikiAnswers is a question and answer site. We do not sell baseball cards. Try google.com or dogpile.com to find a website that sells cards.
The most complete baseball card price book would be the 2008 Standard Catalog Of Baseball Cards. You might find it there.
Trading cards-www.gatheringground.com
google.com
Someone is able to find the values for different baseball cards online on several different websites including the following sites: Beckett, ESPN, and Dean's Cards.
Beckett Price Guide.
Yugico.com
M= Marlon J=Jake S= Sam4x4+3MxJ+3=Total