P. Hall, Manly: - Manly Palmer Hall (1901-1990) was a Canadian author, lecturer, mystic, and Freemason known for his extensive work on esoteric and metaphysical subjects. He published over 150 volumes during his 70-year career and founded the Philosophical Research Society in Los Angeles in 1934. His most well-known book, "The Secret Teachings of All Ages" (1928), explored ancient wisdom and esoteric traditions, challenging societal assumptions about spirituality. Hall's writings delved into various topics such as symbolism, mythology, and the hidden mysteries of life. He traveled extensively to study different cultures and religions and delivered thousands of lectures on metaphysics. Hall's work had a significant impact on the metaphysical movement in the United States, inspiring readers to explore spirituality in diverse ways. He was also an active Freemason and made substantial contributions to the field of Masonic research.