Blue Jays' All-Time Retired Numbers
Mets to retire numbers for Doc Gooden and Darryl Strawberry – NBC New York
Every MLB team's retired numbers – NBC Sports Chicago
File:Skydome retired numbers.jpg - Wikimedia Commons
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As Paul O'Neill's No. 21 Is Retired, One Last Kick of a Water Cooler - The New York Times
October disappointment should once again show Blue Jays what they need
HALLOWED GROUND: Monument Park, New York Yankees Museum honor greatest players from most legendary team in sports - Sports Collectors Digest
Toronto Blue Jays Game Day Guide
Why don't the Miami Marlins have any retired numbers?
Retired numbers - Calgary Stampeders
Dave Stewart still waiting for number to be retired by A's - The San Diego Union-Tribune