GA 197
| No. | Lecture Title | Book Title | Date | City | 1. | Lecture I | Polarities in the Evolution of Mankind | 5 Mar 1920 | Stuttgart | 2. | Lecture II | Polarities in the Evolution of Mankind | 7 Mar 1920 | Stuttgart | 3. | Lecture III | Polarities in the Evolution of Mankind | 9 Mar 1920 | Stuttgart | 4. | Lecture IV | Polarities in the Evolution of Mankind | 13 Jun 1920 | Stuttgart | 5. | Lecture V | Polarities in the Evolution of Mankind | 24 Jun 1920 | Stuttgart | 6. | Lecture VI | Polarities in the Evolution of Mankind | 25 Jul 1920 | Stuttgart | 7. | Lecture VII | Polarities in the Evolution of Mankind | 30 Jul 1920 | Stuttgart | 8. | Lecture VIII | Polarities in the Evolution of Mankind | 21 Sep 1920 | Stuttgart | 9. | Lecture IX | Polarities in the Evolution of Mankind | 8 Nov 1920 | Stuttgart | 10. | Lecture X | Polarities in the Evolution of Mankind | 14 Nov 1920 | Stuttgart | 11. | Lecture XI | Polarities in the Evolution of Mankind | 22 Nov 1920 | Stuttgart |
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