Mark McGwire Card 1989 Upper Deck #300 BGS 8.5 (small crack on graded holder)
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Mark McGwire Is Paul Bunyan on His 1989 Upper Deck Baseball Card – Wax Pack Gods
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Mark McGwire Card 1989 Upper Deck #300 BGS 8.5 (small crack on graded holder )
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The Junior Junkie: the Baseball Cards of Ken Griffey, Jr. and Beyond
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