When the New York Yankees/Boston Celtics run out of numbers to

Celtics' Winning Streak Adds Significance With Each Game - The New York Times

When the New York Yankees/Boston Celtics run out of numbers to retire, will we finally come to our senses and end the nonsensical practice of retiring numbers once and for all?

When the New York Yankees/Boston Celtics run out of numbers to retire, will we finally come to our senses and end the nonsensical practice of retiring numbers once and for all?

Yankees–Red Sox rivalry - Wikipedia

It's all about history with the Celtics, and the team's old-timers feel connected to this group - The Boston Globe

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Yankees next retired number prediction

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A mathematical examination of when the Yankees will run out of numbers to retire

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