Cardboard appreciation: 1981 Topps 1980 NL Championships
MLB umpires blast Miami Marlins for challenge vs Angels on hot mic
Jason Turbow, The Baseball Codes
Umpires
Jason Turbow, The Baseball Codes
Cardboard appreciation: 1989 Topps Tim er, Rock Raines
2020 MLB proposals: robot umps, universal DH, 'bonus batter
April, 2020
Ejection 127 - Bob Melvin Ejected On Hot Mic After Paul Emmel's HP
Jacob Stallings - Sports Illustrated