GA 144
| No. | Lecture Title | Book Title | Date | City |
|---|---|---|---|---|
| 1. | Lecture I | The Mysteries of the East and of Christianity | 03 Feb 1913 | Berlin |
| 2. | Lecture II | The Mysteries of the East and of Christianity | 04 Feb 1913 | Berlin |
| 3. | Lecture III | The Mysteries of the East and of Christianity | 05 Feb 1913 | Berlin |
| 4. | Lecture IV | The Mysteries of the East and of Christianity | 07 Feb 1913 | Berlin |