Yankees want to stop issuing jersey numbers to manager/coaches
How players are using uniform numbers to break MLB's unwritten rules - ESPN
Have Yankees done enough to catch Astros?
Fresno State to Retire Aaron Judge's Jersey, Honor Yankees Star at Football Game
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Yankees make major request to MLB due to unique problem
The Yankees are running out of uniform numbers. What could it cost MLB's managers and coaches? : r/mlb
The Lasting Sadness Of Donnie Baseball, by Matt Wood
What other unused uniform numbers should the Yankees give out? - Pinstripe Alley
Should MLB Eliminate Uniform Numbers — and Even Jerseys — for Managers and Coaches?
Yankees' rotation: What to do with disastrous Carlos Rodon? Sobering truth on German, Cortes, Schmidt, others
New York Yankees appearance policy - Wikipedia