Blue Jays un-retire #12 for new reliever Jordan Hicks - Bluebird Banter
The Blue Jays are retiring Roy Halladay's number on Opening Day
Every MLB team's retired numbers – NBC Sports Chicago
Michael Young, ex-Blue Jays prospect, to have No. 10 retired by Rangers
List of Major League Baseball retired numbers - Wikipedia
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ARI/COL/SEA/TB/TOR/WSN Retired Numbers (Picture Click) Quiz - By Peacemaker
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File:Indios de Mayaguez - Retired Numbers.jpg - Wikipedia
Signed Roy Halladay Jersey - Retired Number 23x19 Frame
Chris Creamer SportsLogos.Net on X: A photo of the #BlueJays Roy Halladay memorial patch on the sleeve of their jersey has been added to our post on their plans to retire
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Blue Jays' All-Time Retired Numbers