GA 350
| No. | Lecture Title | Book Title | Date | City |
|---|---|---|---|---|
| 1. | On the Second Coming of Man. Gymnastics, Dance and Sports | Not Yet Available | 30 May 1923 | Dornach |
| 2. | The Working of the Etheric and Astral in Man and the Earth | Not Yet Available | 02 Jun 1923 | Dornach |
| 3. | Blood Circulation and Heart Movement. Spiritual Perception through the Eye Lens | Not Yet Available | 06 Jun 1923 | Dornach |
| 4. | Light and Color Effects in Earth Substances and World Bodies | Not Yet Available | 09 Jun 1923 | Dornach |
| 5. | Effects of Guardian Angels | Not Yet Available | 13 Jun 1923 | Dornach |
| 6. | On the Deeper Causes of the World War Catastrophe | Not Yet Available | 16 Jun 1923 | Dornach |
| 7. | The In-working of the Star Constellations on the Earth and Mankind | Not Yet Available | 25 Jun 1923 | Dornach |
| 8. | The Development of Independent Thinking and of the Ability To Think Backward | Learning to See in the Spiritual World | 28 Jun 1923 | Dornach |
| 9. | The Uses of What Seems Boring: The Spiritual World as the Inverse of the Physical | Learning to See in the Spiritual World | 30 Jun 1923 | Dornach |
| 10. | Developing Honesty In Thinking | Learning to See in the Spiritual World | 07 Jul 1923 | Dornach |
| 11. | Learning to Live Correctly in the Outer World | Learning to See in the Spiritual World | 18 Jul 1923 | Dornach |
| 12. | Lecture for the Workers at the Goetheanum | Not Yet Available | 20 Jul 1923 | Dornach |
| 13. | The Origin of Conscience in the Course of Human Evolution | Not Yet Available | 25 Jul 1923 | Dornach |
| 14. | Lung Knowledge and Kidney Knowledge | Not Yet Available | 28 Jul 1923 | Dornach |
| 15. | Druid-Wisdom — The Mithras Cult — The Catholic Cult — The Cult of Freemasonry — The Cult of the Christian Community | Not Yet Available | 10 Sep 1923 | Dornach |
| 16. | On Nutrition | Cosmic Workings In Earth and Man | 22 Sep 1923 | Dornach |