Mariano Rivera New York Yankees Autographed Inscribed OMLB Baseball CX Auth-20 Carl Erskine Authentication can be verified at

Authentication can be verified at CollectibleXchange

It has been officially authenticated by the experts at Beckett Authentication Services (BAS) with the certification number 00016509353

This Vladimir Guerrero autographed rookie card from 1997 Ultra is a highly sought-after item for serious collectors

including those from the worlds of wrestling

has been authenticated and encapsulated by the experts at Beckett Authentication Services (BAS) with certificate number 00016508235

Mariano Rivera New York Yankees Autographed Inscribed OMLB Baseball CX Auth-20 Carl Erskine Authentication can be verified atOwn a collectible piece of baseball history with this autographed and inscribed Official Major League Baseball signed by Mariano Rivera, featuring the inscription #42. A tribute to one of the greatest closers in MLB history. Authenticated by CX and includes a certificate of authenticity.