The Zodiac Killer

Handwriting expert sherwood marill examined letters. On the three notes sent to sherryjo's father, riverside p d and the local newspaper, he concluded there was a high probability that it matched the handwriting of the zodiac killer. Following sherry joe's murder, a disturbing poem had been found scratched into a desk at her college library which was believed to have been written by her killer. Moril analyzed this too and concluded it is unquestionably the work of theZodiac. Police in riverside weren't convinced. They'd recently been looking into a local man whom they considered a prime suspect in sherry joo's murder. However, the san francisco police department