One of the greatest from The Greatest, this drop-dead gorgeous single-signed Official Major League (Selig) baseball bears the autograph of Cassius Clay. The ball is spotless and snow white, signed on the sweet spot in blue ballpoint pen and is the only PSA 10 graded Cassius Clay single-signed baseball ever offered publicly, PSA/DNA graded 10/10 for both the autograph and the ball. It comes encased in PSA/DNA holder with COA on the bottom of the cube.