Steiner's lectures in Cologne
74 lectures in 29 volumes of the collected works.
| GA | Title | When | Where | Size |
|---|---|---|---|---|
| 55 | Recognizing the Supernatural in our Time | 1906 to 1907 | Berlin, Cologne | 13 lectures |
| 68a | The Essence of Christianity | 1903 to 1910 | Weimar, Leipzig, Düsseldorf | 56 lectures |
| 68b | The Circular Flow of Man's Life | 1904 to 1910 | Cologne, Berlin, Munich | 55 lectures |
| 68c | Goethe and the Present | 1889 to 1912 | Berlin, Munich, Leipzig | 35 lectures |
| 69c | A New Experience of Christ | 1910 to 1914 | Hamburg, Stuttgart, Bremen | 13 lectures |
| 69e | Spiritual Science and the Future of Humanity | 1910 to 1914 | Munich, Basel, Cologne | 25 lectures |
| 70a | The Human Soul, Fate and Death | 1914 to 1915 | Munich, Nuremberg, Stuttgart | 20 lectures |
| 80a | The Essence of Anthroposophy | 1921 to 1922 | Berlin, Cologne, Mannheim | 13 lectures |
| 85 | Appendix to the Public Lectures | 1886 to 1922 | Berlin, Stuttgart, Dornach | 116 lectures |
| 90b | Self-Knowledge and God-Knowledge II | 1905 to 1906 | Berlin, Cologne, Düsseldorf | 38 lectures |
| 92 | Occult Truths of Old Myths and Legends | 1904 to 1907 | Berlin, Cologne, Nuremberg | 16 lectures |
| 97 | The Christian Mystery | 1906 to 1907 | Cologne, Leipzig, Düsseldorf | 31 lectures |
| 98 | Nature and Spirit Beings | 1907 to 1908 | Munich, Cologne, Stuttgart | 18 lectures |
| 101 | Myths and Legends Occult Signs and Symbols | 1907 | Berlin, Cologne, Stuttgart | 16 lectures |
| 109 | The Principle of Spiritual Economy | 1909 | Budapest, Berlin, Cologne | 21 lectures |
| 118 | The Advent of Christ in the Etheric World | 1910 | Rome, Munich, Stuttgart | 16 lectures |
| 130 | Esoteric Christianity and the Spiritual Guidance of Humanity | 1911 to 1912 | Munich, Neuchâtel, Kassel | 23 lectures |
| 142 | The Bhagavad Gita and The Epistles of Paul | 1912 to 1913 | Cologne | 5 lectures |
| 143 | Experiences of the Supernatural | 1912 | Munich, Cologne, Stockholm | 14 lectures |
| 148 | From Akashic Research The Fifth Gospel | 1913 to 1914 | Berlin, Oslo, Cologne | 18 lectures |
| 159 | The Mystery of Death | 1915 | Düsseldorf, Nuremberg, Prague | 15 lectures |
| 246 | Supplements to Member Lectures | 1904 to 1924 | Dornach, Berlin, Stuttgart | 84 lectures |
| 261 | Our Dead | 1906 to 1924 | Dornach, Berlin, Basel | 55 lectures |
| 264 | The History of the Esoteric School 1904–1914: Title I | 1903 to 1915 | Berlin, Munich, Cologne | 62 lectures |
| 265 | The History of the Esoteric School 1904–1914: Title II | 1904 to 1912 | Berlin, Cologne, Munich | 13 lectures |
| 265a | Lessons for the Participants of Cognitive-Cultic Work 1906–1924 | 1906 to 1924 | Berlin, Munich, Basel | 67 lectures |
| 277a | The Origin and Development of Eurythmy 1912–1918 | 1908 to 1918 | Dornach, Bottmingen, Munich | 74 lectures |
| 277c | The Origin and Development of Eurythmy 1920–1922 | 1920 to 1922 | Dornach, Stuttgart, Berlin | 119 lectures |
| 283 | The Essence of Music | 1906 to 1923 | Dornach, Berlin, Stuttgart | 12 lectures |