Rudolph Steiner

Mystics of the Renaissance and Their Relation to Modern Thought - Including Meister Eckhart, Tauler, Paracelsus, Jacob Boehme, Giordano Bruno and Others

Stages of Higher Knowledge

An Outline of Occult Science

Theosophy

Christianity as a Mystical Fact

I vangeli

Theosophy (Unabridged)

The Philosophy of Spiritual Activity