John Wayne Gacy aka the "Killer Clown" and "Pogo the Clown" was a Des Plaines, Illinois serial killer convicted of 33 murders executed by the state of Illinois via lethal injection on May 10, 1994. 

John Wayne Gacy July 15, 1978 Italian Festival red pen which belonged to Gacy. This was owned by Gacy and comes from his home at 8213 W. Summerdale Ave by his trial counsel. 

John Wayne Gacy 1978 Italian Festival Pen Which Belonged to Pogo