Famed Negro league pitcher (1907–1983) known for what many experts regard as the best curveball in baseball history; he was inducted into the National Baseball Hall of Fame in 2001. Uncommon ballpoint signature, “Hilton Smith, pitcher, Kansas City Monarchs,” on an off-white 5 x 3 card. In fine condition. Accompanied by a full letter of authenticity from JSA. Pre-certified Steve Grad/PSA/DNA and RR Auction COA.
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