Baseball HOFer, known for his spitballs and for his 41 1/3 innings in an eight-day span in 1908 in a futile attempt to bring the White Sox a pennant. Vintage fountain pen signature, “Ed. A. Walsh,” on an off-white 5.5 x 3.25 government postcard. In fine condition. COA Steve Grad/PSA/DNA and R&R COA.