The baseball card that come with OOTP are generic. To get replicas of actual baseball cards you'll want to go to the mods forum. But here is a link (
http://www.rhinopeel.com/StatsLab/wi...Baseball_Cards) of a wikipedia page that list most, if not all, of the baseball cards that have been created. there are links that will take you to the cards.
To get OOTP to use the appropriate card you have to follow a naming convention. Here is a link (
https://forums.ootpdevelopments.com/...d.php?t=251688) done by oneof the modders he has a file that has the correct names for several years.