Photo Sources:
https://en.wikipedia.org/wiki/D._B._Cooper
https://www.fbi.gov/history/famous-cases/db-cooper-hijacking
Research Resources:
https://www.fbi.gov/history/famous-cases/db-cooper-hijacking
https://en.wikipedia.org/wiki/D._B._Cooper
Schultz, Em, and Christine Schiefer. “A Ghost Tour by Em and a Mother of Pearl Pie Tin.” And That's Why We Drink, episode 111, 16 Mar. 2019.