Ken Griffey Jr. changes tune, wins 1998 Home Run Derby at Coors Field – The Denver Post
Hall Of Fame Flashback: Ken Griffey Jr. — College Baseball, MLB Draft, Prospects - Baseball America
Classic Mariners Games: Ken Griffey Jr. Hits 56th Home Run in 1998, by Mariners PR
Ken Griffey Jr. - Cooperstown Expert
Ken Griffey Jr. - Wikipedia
August 31, 1990: Ken Griffey Jr. and Sr. get back-to-back hits in father-son debut with Mariners – Society for American Baseball Research
Ken Griffey Jr. – Society for American Baseball Research
Ken Griffey Jr. - Wikipedia
Ken Griffey Jr. - Wikipedia
Ken Griffey, Jr., Biography, Statistics, & Facts
Ken Griffey Jr. - Age, Bio, Birthday, Family, Net Worth
Ken Griffey Jr. reveals how his grudge against Yankees developed
Ken Griffey, Jr., Biography, Statistics, & Facts