Originally published as 'Der Entwickelungsgang der Menschheit in seinen drei Kraftestromungen'. Philosophisch-anthroposophischer Verlag, 1941.
Three streams in the evolution of mankind : the connection of the Luciferic-Ahrimanic impulses with the Christ-Jahve impulse by Rudolf Steiner. Published by Rudolf Steiner in 1965. Publication and catalogue information, links to buy online and reader comments.