9 things you didn't know about the Ken Griffey Jr. 1989 Upper Deck

David Gonos reveals nine intriguing facts about Upper Deck's 1989 Ken Griffey Jr. card, one of the most popular baseball cards of all-time.
David Gonos reveals nine intriguing facts about Upper Deck's 1989 Ken Griffey Jr. card, one of the most popular baseball cards of all-time.

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1989 Upper Deck Ken Griffey Rookie Card SGC 8! - Sports Trading Cards

Ken Griffey Jr. next to the current number 1 prospect from the

Ken Griffey Jr. Autographed 1989 Score Traded Rookie Card #100T

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Ken Griffey Jr. Autographed 1989 Score Traded Rookie Card #100T

Ken Griffey Jr. Autographed 1989 Score Traded Rookie Card #100T

1989 Upper Deck Ken Griffey Rookie Card SGC 8! - Sports Trading Cards

ken griffey jr rookie year