On this day: June 30

1. 1962
   Victim Nina Nioma Nichols · Boston Strangler
2. 1962
   Victim Helen Elizabeth Blake · Boston Strangler
3. 1968
   Victim Joan Elspeth Schell · John Norman Collins

   An art student. Attributed to Collins; never tried.

4. 1969
   Victim Roxie Ann Phillips · John Norman Collins

   Killed in California. Collins was indicted in Monterey County but never tried.

5. 1991
   Victim Matt Turner · Jeffrey Dahmer