GA 83
| No. | Lecture Title | Book Title | Date | City |
|---|---|---|---|---|
| 1. | Natural Science | The Tension Between East and West | 1 Jun 1922 | Vienna |
| 2. | Psychology | The Tension Between East and West | 2 Jun 1922 | Vienna |
| 3. | East and West in History | The Tension Between East and West | 3 Jun 1922 | Vienna |
| 4. | Spiritual Geography | The Tension Between East and West | 4 Jun 1922 | Vienna |
| 5. | Cosmic Memory | The Tension Between East and West | 5 Jun 1922 | Vienna |
| 6. | Individual and Society | The Tension Between East and West | 7 Jun 1922 | Vienna |
| 7. | The Individual Spirit and the Social Structure | The Tension Between East and West | 8 Jun 1922 | Vienna |
| 8. | The Problem (Asia-Europe) | The Tension Between East and West | 9 Jun 1922 | Vienna |
| 9. | Prospects of its Solution (Europe-America) | The Tension Between East and West | 10 Jun 1922 | Vienna |
| 10. | From Monolithic to Threefold Unity | The Tension Between East and West | 11 Jun 1922 | Vienna |