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21 - Team Issued White Pinstripe Jersey - Roberto Clemente Day - Mets vs. Pirates - 9/15/22 - Mets Win 7-1
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Grey Flannel Holiday Auction - December 19, 2018 (#51) by greyflannelauctions - Issuu
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Roberto Clemente Pittsburgh Pirates MLB Jerseys for sale
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Pittsburgh Pirates, New York Mets players, coaches to all wear No. 21 on Roberto Clemente Day - ESPN
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Pittsburgh Pirates, New York Mets players, coaches to all wear No. 21 on Roberto Clemente Day - ESPN
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Pirates, Mets honor Roberto Clemente's legacy in MLB celebration
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A Look at MLB's 2021 Roberto Clemente Day Uniforms
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Calaméo - 2021 August
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Pittsburgh Pirates, New York Mets players, coaches to all wear No. 21 on Roberto Clemente Day - ESPN
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Juan Gonzalez Checklist - Supercollector Catalog
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December 31: ¡Arriba Roberto! - Sports Illustrated Vault