This week we're traveling back to the 1960s and 70s with David Fincher's Zodiac! Join us as we learn about ciphers, Melvin Belli's role in the case, Detective Dave Toschi, "I Am Not Paul Avery" buttons, and more!

Sources:

Melvin Belli Letter: https://www.zodiacciphers.com/melvin-belli-letter.html Clip of Melvin Belli on Jim Dunbar show: https://youtu.be/TsM-kwU2mRU Clip of Dave Toschi on Melvin Belli Letter: https://diva.sfsu.edu/collections/sfbatv/bundles/231077 Armistead Maupin on the Dave Toschi Letters: https://diva.sfsu.edu/collections/sfbatv/bundles/231082 "Police Officials on Coast Deny Inspector Forged Zodiac Letters," New York Times (16 July 1978) "Investigator of Zodiac Murders Loses Post Over Letters to Paper," New York Times, (12 July 1978)

James Felton, "FBI Confirms Zodiac Killer's Infamous 340 Cipher Has Been Decoded..." IFL Science, https://www.iflscience.com/fbi-confirms-zodiac-killers-infamous-340-cipher-has-been-decoded-and-his-message-finally-revealed-62044 Katie Dowd, https://www.sfgate.com/crime/article/zodiac-340-cipher-solved-solution-code-15795178.php#photo-6406008  Dave Smith, "Zodiac Killer---Chilling Portrait of Madness," Los Angeles Times (15 October 1969): 1.  https://youtu.be/-1oQLPRE21o and https://youtu.be/ekbur_b8F3M "An interview with Paul Avery About the Zodiac Killer"  https://diva.sfsu.edu/collections/sfbatv/bundles/231066  Michael Taylor, https://www.sfgate.com/news/article/Paul-Avery-Longtime-Newspaper-Reporter-2722001.php  Dave Smith, "Zodiac Threatens to Kill Reporter for S.F. Newspaper," Los Angeles Times (31 October 1970): b1.  Christian Zilko, "Zodiac Turns 15: 15 Behind the Scenes Facts You Didn't Know About the David Fincher Movie," IndieWire, available at https://www.indiewire.com/feature/zodiac-david-fincher-behind-the-scenes-trivia-1234702993/ Tiffany Hearsey, "Robert Graysmith on Shooting Zodiac with David Fincher," Rue Morgue, available at https://rue-morgue.com/robert-graysmith-on-shooting-zodiac-with-david-fincher/