Ken Griffey Jr. - Wikipedia
Ken Griffey Jr Checklist - Supercollector Catalog
Ken Griffey Jr Checklist - Supercollector Catalog
April 10, 2000: Ken Griffey Jr. becomes youngest player to hit 400 home runs – Society for American Baseball Research
The Coolest Throwback Jersey to Own for Each MLB Team, News, Scores, Highlights, Stats, and Rumors
1983-2000 Top 10 Prospects Rankings Archive — College Baseball, MLB Draft, Prospects - Baseball America
30 years since Ken Griffey Jr.'s debut
Ken Griffey Jr Price List - Supercollector Catalog
Ken Griffey Jr Checklist - Supercollector Catalog
Edgar Martinez's The Double in 1995 ALDS
Griffey Jr., Ken Baseball Hall of Fame
Baseball Hall of Fame: Ken Griffey Jr., Mike Piazza get in