Rangers' Adrian Beltre retires after 21 seasons, 3,166 hits
Adrian Beltre 'completely happy' with retirement after 21 seasons - ESPN
Rangers To Retire Adrian Beltre's Number This Summer
Rangers' Adrian Beltre retires after 21 seasons, 3,166 hits – The Denver Post
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MLB notebook: Rangers 3B Beltre retires
Adrian Beltre & Chuck Morgan to be Inducted into Rangers Baseball Hall of Fame August 14 - City of Arlington
Adrián Beltré - Wikipedia
Adrian Beltre announces retirement after 21 year career : r/sports
What Happened To Adrian Beltre? (Story)
Adrian Beltre's No. 29 jersey being retired by Texas Rangers
Adrian Beltre Was the All-Time Great You Failed to Notice - The New York Times