Let's Crack Zodiac #22 - Hardens' Letters To Kahn

[doranchak]

Before the police, before the FBI—two everyday citizens, Donald and Bettye Harden, were the first to crack the Zodiac Killer’s infamous ciphers. Now, newly discovered letters from Donald shed fresh light on how they did it. Join me in my latest YouTube episode to witness the Hardens’ achievement in their own words!