A 1993 Fleer Mark McGwire card number 710 has a book value of about .60 cents in near/mint -mint condition. This price is for the correct card not the error card. Professionally graded cards will sell for more. Condition is important.
Common flaws with Baseball cards include: rounded edges, creases, off centered, and faded color. Any or all flaws will devalue the card significantly.
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