Early Zoroastrianism; the origins, the prophet, the magi; lectures, delivered at Oxford and in Lodon, February to May 1912, on the religious conditions and concepts, prevailing in Persia before Zarthustra, on the prophetic activity of Zarathustra and his doctrines, also compared to those of Isreal and in Chistianity, and on the religious writings of the Persians on Parsism, the Magi and the Fravashis, with critical notes and references, selcted texts translated and annotated, and three indexes