<p><a target="_blank" rel="noopener noreferrer" href="https://www.si.com/collectibles/top-5-ken-griffey-jr-minor-league-baseball-cards">https://www.si.com/collectibles/top-5-ken-griffey-jr-minor-league-baseball-cards</a></p>

Before his famous 1989 Upper Deck rookie card, Ken Griffey Jr. appeared on several minor league cards during his prospect years. Some of these early Griffey cards now sell for thousands.

Kenny Gs Jr top minor league cards

Join the Conversation on Mantel, a Community for Collectors!