1991 Score Sammy Sosa Values - MAVIN
R- 1991 Score Sammy Sosa DOB ERROR, Card #256, Near Mint Rookie
1991 Fleer Sammy Sosa #136 Values - MAVIN
Baseball Card Cameos Checklist - Supercollector Catalog
Baseball Card Cameos Checklist - Supercollector Catalog
Fleer – SABR's Baseball Cards Research Committee
Baseball Card Cameos Checklist - Supercollector Catalog
sammy sosa, fleer, 1991, 136 Values - MAVIN
1991 Donruss
John Racanelli – SABR's Baseball Cards Research Committee
1995–2010 – SABR's Baseball Cards Research Committee
1991 Fleer Sammy Sosa #136 Baseball Card Chicago White Sox (6x SS/7x AS/MVP)
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