Zodiac Cipher – Zodiac Killer’s ‘Mikado letter’ aka ‘Exorcist letter’ – July, 1970 (05 of x)

Darlene Ferrin was the Zodiac Killer’s 5th victim. She was murdered while seated in a car with Michael Mageau, the 4th victim, who survived. The attack took place on July 5, 1969 in Vallejo, California.