Concerning the Astral World and Devachan: (cw 88)Notes from 19 lectures and 4 private lessons, Berlin, 1903 1904 (CW 88) In Berlin, just past the turn of the twentieth century, Rudolf Steiner, then a relatively unknown writer, educator, and editor, first began his spiritual teaching activity under the auspices of the Theosophical Society. The gatherings at this time were small, often being held in private homes, and therefore, in terms of size and location, intimate. Immediately after assuming