Sorting by era, set, and condition is key, with tools like PSA guides aiding valuation. Whether keeping or selling, this ...

Ken Griffey Jr. defined a generation of baseball that also influenced the sports card hobby. Here are his most graded cards and their prices. He drew in a generation of children to baseball.

If ever there was going to be an industry that would have nailed down the precise first of its kind, it would be baseball cards. After all, the hobby is practically built upon carefully constructed ...