Lefty Grove Philadelphia Athletics Signed In Black Index Card PSA/DNA
Lefty Grove Philadelphia Athletics Signed In Black Index Card PSA/DNA is backordered and will ship as soon as it is back in stock.
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Authenticity Guaranteed
Authenticity Guaranteed
All signatures sold on Pristine Marketplace are 100% guaranteed authentic, offering buyers complete confidence in every purchase.
Each autographed item undergoes rigorous verification through trusted authentication providers—including Beckett Authentication Services (BAS), James Spence Authentication (JSA), Fanatics Authentic, or Pristine Auction’s own in-house standard, Pristine Authentic.
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Description
Description
Collector-Grade autographed, signed memorabilia: Lefty Grove 3x5 index card, PSA/DNA authenticated and encapsulated. A 300-game winner and 1947 Hall of Famer, Grove captured back-to-back World Series titles with the Philadelphia Athletics in 1929–30 and won the 1931 AL MVP. He dominated his era, leading the league in ERA a record nine times and in strikeouts seven straight seasons.
Collector's Highlights:
- Athlete (MLB Pitcher): Lefty Grove – Philadelphia Athletics
- Item: Hand-signed 3x5 index card in black ink; PSA/DNA encapsulated holder
- Authentication: PSA/DNA Certified (encapsulated, tamper-evident)
Backed by PSA/DNA, the industry standard for autograph authentication, this verified signature carries strong collector confidence and long-term value support. A clean, display-ready piece tied to one of baseball’s all-time great left-handers.

