Machine derived contents note: The Secret Power of Music -- The Trasnformation of Self and Society through Musical Energy -- Acknowledgments -- Overture: Music and its Power -- 1. The Ancient Wisdom: Music in China -- 2. The Twentieth Century: The 'New Music' -- 3. Assessment: Music, Man and Society -- 4. The Ancient Wisdom: Music in India -- 5. The Twentieth Century: Jazz and the Blues - Their nature and Origin -- 6. Assessment: The Physics of the OM -- Appendix to 6. The Mystery of Pythagoras' Comma -- Coda: The Ancient Wisdom Revisited: The Modern Esoteric Viewpoint -- Further Reading (and Listening!) -- Reference Notes -- Index