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When did MLB players start wearing one flap helmets? - Quora
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John Olerud - Wikipedia
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Happy Birthday John Olerud and Eric Hinske - Bluebird Banter
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John Olerud, NatsTown
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Top 60 All-Time Greatest Blue Jays: #16 John Olerud - Bluebird Banter
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This New York Mets Pitcher Just Provoked The Yankees and Fans
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Danny Farquhar fights for life as friends pray for White Sox pitcher
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This All-Star MLB Pitcher Was Laid to Rest in a Billings Cemetery
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Players Who Hit For Multiple Cycles
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Olerud's baseball career nothing short of amazing
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952 Oleru Stock Photos, High-Res Pictures, and Images - Getty Images
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Pedro Martinez's Colored Gloves and the 25 Greatest Accessories in MLB History, News, Scores, Highlights, Stats, and Rumors
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A gentleman and a slugger - Sports Illustrated Vault