John Olerud – Society for American Baseball Research
Jeff Francis to be inducted into the Canadian Baseball Hall of Fame — Canadian Baseball Network
Mets Hall of Fame case: John Olerud - Amazin' Avenue
MLB All-Star John Olerud's daughter Jordan, 19, who was born with a rare chromosome disorder dies
Which baseball players are well known for their contribution to both the Yankees and Mets? - Quora
Tony Clark - Wikipedia
John Olerud : r/baseball
New York Mets news: Former infielder John Olerud's 19-year-old daughter passes away
mlb — Documentaries — Humm Baby Baseball