Cosette Ellison was murdered on March 3, 1970. Ellison is a potential Zodiac Killer victim (the eleventh victim) according to Robert Graysmith in his excellent book Zodiac on pages 308-309.
Patricia King was killed on March 5, 1970. King is the twelfth victim according to Graysmith. She was killed at College in California.
Judith Hakari was murdered on March 7 1970. She is the thirteenth victim according to his book’s Appendices.
Antoinette Anstey was killed on March 13, 1970. Anstey is unofficially the fourteenth victim. She was killed in Vallejo, California.