1989 A's (27) McGwire, LaRussa, Henderson Authentic Signed Baseball BAS #AB14656

This Autographed Baseball has been Personally Signed by Mark McGwire, Rickey Henderson, Tony LaRussa, Dennis Eckersley, Dave Duncan, Terry Steinbach, Curt Young, Millie McGee, Walt Weiss, Rene Lachmann & 17 more of the Oakland Athletics. This item is 100% Authentic to include a Certificate of Authenticity (COA) / hologram by Beckett Authentication Services. The authenticity can be verified on Beckett Authentication Services website.