M.L.B.'s 60-Game Leaderboard, Annotated and Adjusted - The New York Times
Topps 150 Years of Baseball #81- Artist Renditions: Roy Campanella - Print Run: 1181
Amazon.com: 2020 Topps #81 Ryan Yarbrough Tampa Bay Rays Baseball Card: Collectibles & Fine Art
Amazon.com: 2020 Diamond Kings Baseball #81 Isan Diaz Miami Marlins RC Rookie Card Official MLB PA Trading Card From Panini America: Collectibles & Fine Art
Yankees' Domingo German Suspended 81 Games for Domestic Violence - The New York Times
Top 100 Players - No. 100 to 81 | MLB Top 100 (Where did Vlad Jr., Yankees Luis Severino land?) - YouTube
Area baseball: Local leagues hopeful to still play ball this summer
Some MLB executives reportedly think season may only be 81 games long – Phillies Nation
Horace Clarke, Fifth Virgin Islander in Major League Baseball, Passes Away at 81 | St. John Tradewinds News
Almost Yankees: The Summer of '81 and the Greatest Baseball Team You've Never Heard Of: Herman, J. David: 9781496208897: Amazon.com: Books