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Ken Griffey Jr. Rookie Card 1988 ProCards #NNO PSA 6
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The Ultimate List of 24 Ken Griffey Jr. Rookie Cards (2021)
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1988 Procards Baseball Card Set - VCP Price Guide
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Ken Griffey Jr 1989 Upper Deck Autograph RC Rookie Card - PSA 9 Mint PSA/DNA 10 : Collectibles & Fine Art
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Ken Griffey Jr Baseball Trading Card Database
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1989 Upper Deck Ken Griffey Jr. RC Signed Porcelain Baseball Card PSA — Showpieces Sports
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Toronto Blue Jays Price List - Supercollector Catalog
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1992 ULTRA KEN GRIFFEY JR #123 SEATTLE MARINERS HOF PSA 9 MINT 57149927 - AA Mint Cards
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14 Ken Griffey Jr. Minor League and Pre Rookie Cards – Post War Cards
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Ken Griffey Jr. Autographed 1988 Best Platinum Rookie Card #1 San Bernardino Spirit PSA 8 Auto Grade Mint 9 PSA/DNA #63679979 - Mill Creek Sports
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Ken Griffey Jr. Rookie Card 1989 Pacific Ken Griffey Jr. Candy Bar Blue #NNO