Steiner's Mystical Writings Author:Rudolf Steiner Found in this compilation are Steiner's works entitled: A Lecture on Eurhythmy; Philosophy and Anthroposophy; The Lord's Prayer: An Esoteric Study; Descriptive Sketches of the Spiritual World. All the information contained in these four booklets was gathered from a variety of lectures given by Steiner in the time frame of 1908 to 1923.