GA 223
| No. | Lecture Title | Book Title | Date | City | 6. | Lecture I | Michaelmas and the Soul-Forces of Man | 27 Sep 1923 | Vienna | 7. | Lecture II | Michaelmas and the Soul-Forces of Man | 28 Sep 1923 | Vienna | 8. | Lecture III | Michaelmas and the Soul-Forces of Man | 30 Sep 1923 | Vienna | 9. | Lecture IV | Michaelmas and the Soul-Forces of Man | 1 Oct 1923 | Vienna | 1. | Lecture I | The Cycle of the Year as Breathing-Process of the Earth | 31 Mar 1923 | Dornach | 2. | Lecture II | The Cycle of the Year as Breathing-Process of the Earth | 1 Apr 1923 | Dornach | 3. | Lecture III | The Cycle of the Year as Breathing-Process of the Earth | 2 Apr 1923 | Dornach | 4. | Lecture IV | The Cycle of the Year as Breathing-Process of the Earth | 7 Apr 1923 | Dornach | 5. | Lecture V | The Cycle of the Year as Breathing-Process of the Earth | 8 Apr 1923 | Dornach |
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