Official 1990 World Series ball features 25 signatures including: Lou Pinella, Luis Quinones, Mariano Duncan, Jackie Morre, Glenn Braggs, Rob Dibble, Ron Oester, Herm Winningham, Tony Perez, Rick Mahler, Sam Perlozzo, Terry Lee, Hal Moris, Danny Jackson, (2) Jack Armstrong, Billy Hatcher, Todd Benziger, Jeff Reed, Barry Larkin, Joe Oliver, Scott Scudder, Tim Layana, Paul O'Neill and Norm Charlton. Ball is NRMT; signatures average 7-8/10.