Bob Welch notched a now-unheard-of 27 wins, Dennis Eckersley posted an infinitesimal 0.61 ERA, Rickey Henderson earned MVP honors, and the Bash Brothers combined for 76 HRs as Oakland captured its third straight A.L. pennant. This creamy-white 1990 World Series ball features blue-ink "8-9" signatures.

Sweet Spot: Tony LaRussa

North Panel: Art Kusnyer, Joe Klink, Dave McKay, Reggie Harris, Willie McGee, Walt Weiss, Mike Moore, Bob Welch, Dave Henderson.

South Panel: Jose Canseco, Harold Baines, Darren Lewis, Rickey Henderson, Carney Lansford, Tom Reynolds, Terry Steinbach, Dave Stewart, one other.

West Panel: Gene Nelson, Scott Sanderson, Ron Hassey, Dennis Eckersley, Curt Young, Mike Bordick, Joe Klink (2x), Dave Duncan, Dave Henderson (2x).

East Panel: Rene Lachemann, Rick Honeycutt, Mark McGwire, Doug Jennings, Jamie Quirk, Tony Afenir, Reggie Harris (2x), one other.

Auction LOA from JSA.