When William Morgan's manuscript "Illustrations of Masonry" was finally published, it was really kind of boring. So why were people so eager to suppress it, and what truly happened to him after his abduction?
Research:

Percy Fawcett, Manuscript 512, and a Lost City in the Amazon, Pt. 2
37:10

Percy Fawcett, Manuscript 512, and a Lost City in the Amazon, Pt. 1
34:05

SYMHC Classics: Swill Milk
39:22