Description:1970 Pittsburgh Pirates team signed baseball. Spalding W.Giles Official National League baseball has been signed by (29) incl. Clemente, Stargell, Oliver, Blass, Virdon, and others. Murtaugh is clubhouse. Ink signatures rate 7 to 7/8 out of 10. Mild soiling and some scattered use/wear to ball. Includes auction LOA from JSA: EX