Ken Griffey Jr. - Wikipedia
Griffey's 600th homer, 06/09/2008
Today in History, June 9, 2008: Ken Griffey Jr. hits 600th home run
On this Day in Sports History June 9 - Fueled by Sports
The best of 'The Natural,' Ken Griffey Jr. - Sportspress Northwest
2008 Topps Ken Griffey Jr #9 Values - MAVIN
The 600 Home Run Club - Sports Illustrated
Ken Griffey Jr. - Wikipedia
A timeline of the best highlights from Ken Griffey Jr.'s remarkable career