• History of Harmonics
  • Ancient Civilizations
  • Haase - Hermann Bahr & Harmonic Thought
  • Haase - Leibniz & Kayser
  • Summary of History
• Harmonics & Mathematics
  • Magic Squares
  • Number Distribution
  • Number Symbolism
  • Fractal Harmonies
• Harmonics & Geometry
  • Musical Ratios
  • Parabola, Hyperbola, Ellipse
  • The Proportions
  • Tone Spirals & Tone Curves
• Harmonics & Astronomy
  • Kepler
  • Haase on Plato's Harmony of The Spheres
  • Harmony of The Spheres
  • Kepler`s Platonic Solids
  • Planetary Harmonics
• Cosmology & Cosmogony
  • Harmonic Cosmogony
  • I Ching
  • Pythagoreanism
  • Robert Fludd
  • Robert Fludd Images
  • Octaves & Spirals
• Harmonics & Architecture
  • Harmonics & Architecture
  • Architectural Examples
• Harmonics & Language
  • Harmonics & Language
• Harmonics & Symbolism
  • Cosmic Harmony in Symbolism
  • Doctrine of Correspondences
  • Harmonics as Symbolism
  • Hermann Hesse & The Glass Bead Game
• Gann & Financial Markets
  • Partial Tone Diagram & Square of 9
  • Polar Diagrams & Spiral Charts
• Harmonics in Nature
  • Human Canon
  • Animals
  • Plants
  • Snow Crystals
• Harmonics & Music Theory
  • Harmonics as a Science
  • Interference
• Harmonic Theories & Diagrams
  • Thought as a Sense
  • Color & Partial-Tone Coordinates
  • The Lambdoma
  • Lambdoma Applications
  • The Monochord
• Library & Resources
  • Hans Kayser Biography
  • Hans Kayser's Horoscope
  • Rudolf Haase Biography
  • Bibliography of Kayser's Works
• Bookstore
  • Law of the Cosmos
  • Natural Architecture
  • The Textbook of Harmonics
• News - May 2010
  • February 2008 Newsletter
• Links