Still-sealed presentation featuring an unused yellow 5.5 x 1.75 ticket for a Led Zeppelin concert to be held at the Chicago Stadium on November 10, 1980, (Seat F29, Aisle 1, Section A), affixed to a certificate of authenticity indicating that the show was "cancelled due to the death of legendary drummer John Bonham—the day the tickets were released, September 25, 1980." In fine condition.