
Mark McGwire & Sammy Sosa Autographed Official MLB Baseball (Smudged) Beckett BAS Witness #3W367258
Mark McGwire & Sammy Sosa Autographed Official MLB Baseball (Smudged) Beckett BAS Witness #3W367258
Collector Grade autographed and signed memorabilia: Official MLB baseball dual-signed by Mark McGwire & Sammy Sosa, Beckett Witnessed. The 1998 home run chase between McGwire and Sosa captivated baseball, with McGwire setting a then-record 70 HR and Sosa winning the 1998 NL MVP. McGwire, the 1987 AL Rookie of the Year and a 1989 World Series champion with Oakland, finished with 583 career homers, while Sosa joined the 600-HR club with 609 lifetime blasts.
Collector's Highlights:
- Athletes: Mark McGwire & Sammy Sosa
- Item: Official MLB Baseball, dual-signed; note a visible smudge in the signature as shown in photos
- Authentication: Beckett Authentication Services (BAS) Witnessed hologram #3W367258
Backed by Beckett’s Witness program, this ball comes with a tamper-proof hologram confirming the autographs were seen and recorded by a Beckett representative—key for long-term collecting confidence. While there is a smudge present, it remains a verified piece tied to the most famous home run race of the modern era, ready for any serious baseball collection.
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Mark McGwire & Sammy Sosa Autographed Official MLB Baseball (Smudged) Beckett BAS Witness #3W367258
Collector Grade autographed and signed memorabilia: Official MLB baseball dual-signed by Mark McGwire & Sammy Sosa, Beckett Witnessed. The 1998 home run chase between McGwire and Sosa captivated baseball, with McGwire setting a then-record 70 HR and Sosa winning the 1998 NL MVP. McGwire, the 1987 AL Rookie of the Year and a 1989 World Series champion with Oakland, finished with 583 career homers, while Sosa joined the 600-HR club with 609 lifetime blasts.
Collector's Highlights:
- Athletes: Mark McGwire & Sammy Sosa
- Item: Official MLB Baseball, dual-signed; note a visible smudge in the signature as shown in photos
- Authentication: Beckett Authentication Services (BAS) Witnessed hologram #3W367258
Backed by Beckett’s Witness program, this ball comes with a tamper-proof hologram confirming the autographs were seen and recorded by a Beckett representative—key for long-term collecting confidence. While there is a smudge present, it remains a verified piece tied to the most famous home run race of the modern era, ready for any serious baseball collection.
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Description
Collector Grade autographed and signed memorabilia: Official MLB baseball dual-signed by Mark McGwire & Sammy Sosa, Beckett Witnessed. The 1998 home run chase between McGwire and Sosa captivated baseball, with McGwire setting a then-record 70 HR and Sosa winning the 1998 NL MVP. McGwire, the 1987 AL Rookie of the Year and a 1989 World Series champion with Oakland, finished with 583 career homers, while Sosa joined the 600-HR club with 609 lifetime blasts.
Collector's Highlights:
- Athletes: Mark McGwire & Sammy Sosa
- Item: Official MLB Baseball, dual-signed; note a visible smudge in the signature as shown in photos
- Authentication: Beckett Authentication Services (BAS) Witnessed hologram #3W367258
Backed by Beckett’s Witness program, this ball comes with a tamper-proof hologram confirming the autographs were seen and recorded by a Beckett representative—key for long-term collecting confidence. While there is a smudge present, it remains a verified piece tied to the most famous home run race of the modern era, ready for any serious baseball collection.
























