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Ranking the Junk Wax Era years of baseball cards, from 1987 to 1993
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Gregg Jefferies Trading Cards: Values, Tracking & Hot Deals
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Huge 50 + GREGG JEFFERIES different cards lot 4 RC 1988 - 1998 Mets Royals Phils
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A New Era of Million Dollar Sports Trading Cards Is Here - The New York Times