Manly P. Hall (1901–1990) was a Canadian-born author and mystic renowned for his extensive work on esoteric subjects. Throughout his career, he authored numerous books and essays, delivering over 8,000 lectures in the United States and abroad. Below are some of his most influential works: The Secret Teachings of All Ages This comprehensive tome delves into the history and symbolism of various esoteric traditions and spiritual practices. Hall explores ancient mystery schools, secret...