The Working of Natural Substance and Spiritual Essence in the Visible World
GA 98
Part I
- The So-called Dangers of Occult Development
Vienna, 5 November 1907 - Esoteric Development and Super-sensible Knowledge
Vienna, 7 November 1907 - The Rosicrucian Initiation
Düsseldorf, 15 Dec 1907 - The Mysteries, a Christmas and Easter Poem by Goethe
Cologne, 25 Dec 1907 - The Festival of the United Soul Endeavor
Cologne, 7 Jun 1908 - Whitsuntide of the Spiritual Striving Together and Working on the
Spiritualisation of the World
Cologne, 9 Jun 1908
Part II
- Man and the Surrounding World
Nuremberg, 1 December 1907 - The Elemental Kingdoms of Nature
Munich, 4 December 1907 - The Relation of the Human Being to Nature
Stuttgart, 7 Dec 1907 - Supersensible Beings and their Influence on Humans
Munich, 15 Jan 1908 - Group Souls of Animals, Plants, and Minerals
Frankfort, 2 Feb 1908 a.m. - Group Souls of Animals, Plants, and Minerals
Heidelberg, 2 Feb 1908 p.m. - The Influence of Other Worlds on the Earth I
Stuttgart, 8 Feb 1908 - The Influence of Other Worlds on the Earth II
Stuttgart, 11 Feb 1908 - The Development of the Earth and Humanity
Munich, 17 March 1908 - The Relationship between Worlds and Beings
Munich, 29 April 1908 - Elemental Beings and other Higher Spiritual Beings—Spiritual Beings of the Nature Kingdoms
Munich, 14 June 1908
Appendix
- About Beings Who Influence the Human Being
Hannover, 24 February 1908