Former MLB commissioner signed baseball collection features: 1) Official National League (White) baseball signed by Bowie Kuhn and inscribed "10/10/91" on the sweet-spot in blue ink. Ball is NRMT-MT; signature rates 9/10. 2) Official National League (White) baseball signed by Fay Vincent on the sweet-spot in blue ink. Ball in NRMT; signature rates 9/10. Nice collection of two of the most remembered executives in Major League Baseball.