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New York Mets - Wikipedia
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Mets-Braves keys: schedule edge, possible trades, IL players
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Mets to retire Jerry Koosman's No. 36 next year - Newsday
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NY Mets to retire Jerry Koosman's number next season, Jeff Wilpon says
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Jerry Koosman's No. 36 retired by Mets
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The Hall of Very Good Mets - Amazin' Avenue
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Best baseball player born every year since 1847
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How New York Mets signed pitcher Jerry Koosman thanks to eagle-eyed Staten Islander
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Jerry Koosman's No. 36 to Be Retired By Mets in June – NBC New York
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Mets retire Willie Mays' No. 24 as Old-Timers' Day returns
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Jerry Koosman: All Time Mets Left Handed Pitcher (Part One: 1967-1972)
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Keith Hernandez on Mets jersey retirement, career, '86 team
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Jerry Koosman: All Time Mets Left Handed Pitcher (Part One: 1967-1972)
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Jerry Koosman on his near release from the Mets, his prank on Tom Seaver, and what inspired his special 1976 season
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Mets to Retire Jerry Koosman's Jersey - The New York Times