Understanding Society through Spiritual-Scientific Knowledge: Social Threefolding, Christ, Lucifer and Ahriman (CW 191) by Rudolf Steiner, fifteen lectures given in Dornach between 3 October and 15 November 1919. Translated by Matthew Barton.
1. Lecture 1: (Dornach, 3 October 1919)
2. Lecture 2: (Dornach, 4 October 1919)
3. Lecture 3: (Dornach, 5 October 1919)
4. Lecture 4: (Dornach, 10 October 1919)
5. Lecture 5: (Dornach, 11 October 1919)
6. Lecture 6: (Dornach, 12 October 1919)
7. Lecture 7: (Dornach, 17 October 1919)
8. Lecture 8: (Dornach, 18 October 1919)
9. Lecture 9: (Dornach, 19 October 1919)
10. Lecture 10: (Dornach, 23 October 1919)
11. Lecture 11: (Dornach, 1 November 1919)
12. Lecture 12: (Dornach, 2 November 1919)
13. Lecture 13: (Dornach, 9 November 1919)