Meditation and Concentration:
Three Kinds of Clairvoyance
GA 161
These are the eighth, twelfth, and thirteenth of thirteen lectures given by Rudolf Steiner at Dornach in Spring 1915. They were originall collected and translated as London Reference Z_140. They are from the lecture series entitled, Ways of Spiritual Cognition and the Rejuvenation of the Artistic Lifestyle, published in German as, Wege der Geistigen Erkenntnis und der Erneurung Kuenstlerischer Weltanschauung.
| Lecture I | March 27, 1915 | |
| Lecture II | May 01, 1915 | |
| Lecture III | May 02, 1915 |