Manly P. Hall 
Secret Teachings of All Ages 

It is perhaps the most comprehensive and complete esoteric encyclopedia ever written. The sheer scope and ambition of this book are stunning. In this book Manly P. Hall has successfully distilled the essence of more arcane subjects than one would think possible. 'The Secret Teachings of All Ages’ explores the themes underlying ancient mythology, philosophy, and religion. Unrivaled in its beauty and completeness, it distills ancient and modern teachings of nearly 600 experts. Despite some of the outdated and controversial ideas it poses now in the 21st century, The Secret Teachings of All Ages continues to fascinate students of the cryptic and mysterious.