1988 Topps MLB Baseball Cards Unopened Vending Box of 500 Cards! This box was never opened. You will be the first person in over 20 years to open the box and view the cards! Box comes from sealed case. Look for Rookies including Tom Glavine and Hall of Famers and Superstars including Cal Ripken, Nolan Ryan, Mark McGwire, Barry Bonds, Tony Gwynn, Paul Molitor, Eddie Murray, Rickey Henderson, Mike Schmidt and Many More. See out other listings for Topps Vending Boxes from 1986-1992.