Matt Olson Oakland A's JSA SIGNATURE DEBUT COA Signed OMLB Baseball MLB Debut
Matt Olson Signed Official Major League Baseball
This is an Official Major League Baseball that Matt signed earlier this year. Matt added MLB Debut 9-12-16. We show a picture of Matt from our signing, you will also receive this proof picture. This item comes with a JSA SIGNATURE DEBUT COA! JSA SIGNATURE DEBUT COA's are great they guarantee the baseball was signed prior to the players 2nd MLB Season. JSA is a leading authenticator in our industry. We use stock photos so you may get the item pictured or one very similar.
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