Gary Michael Heidnik was an American murderer who kidnapped, tortured, and raped six women who he kept as sex slaves in his basement at 3520 North Marshall Street in Philadelphia, PA. Heidnik was convicted of killing two women and executed by the State of Pennsylvania on July 6, 1999.  8 1/2” x 11” two page copy of the prison discharge document dated July 8; 1999 which lists Heidnik as executed on the day that his execution was carried out.