Matt Williams 1989 Authentic Jersey San Francisco Giants. 1989 home jersey, with stitched logo, name, and numbers. World Series Battle of the Bay patch on right sleeve. On September 1, 1989, acting commissioner Bart Giamatti died of a massive heart attack, ending a difficult 154 day term in which he faced with many difficult decisions. The 1989 World Series between the Oakland Athletics and the San Francisco Giants was played in the late commissioner