1971
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Charleston Dirty Birds
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Piratas de Campeche
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Reading Fightin Phils
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Pericos de Puebla
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Visalia Rawhide
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Modesto Nuts
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Billings Mustangs
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Batavia Muckdogs
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Toledo Mud Hens
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San Antonio Missions
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Saraperos de Saltillo
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Chattanooga Lookouts
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Clinton LumberKings
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Leones de Yucatan
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Langosteros de Cancun
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Cedar Rapids Kernels
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Charlotte Knights
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Spokane Indians
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Down East Wood Ducks