Official National League (Feeney) ball signed by Hall of Fame pitcher Lefty Grove across the sweet spot. Grove's signature has been scripted in blue ink and grades 6.5/10. This ball dates to the 1973-76 manufacturing period, which means it was signed by Grove sometime during the final two years of his life (Grove died in 1975). The ball displays moderate scattered age toning. Excellent condition. Full LOA from JSA.