The Gospel of St. John Lecture Cycle by Rudolf Steiner.
Given in Hamburg, Germany, May 18-31, 1908. GA number 103. Translated by Maud B Monges.
For your convenience, below is a zip file of this entire set of lectures. It does require that you have an unzipping utility of some kind on your computer. For you mac people this is built in.
The Entire Book of the Gospel of St. John
Introduction by Marie Steiner
Lecture 1: The Doctrine of the Logos (Hamburg, May 18, 1908)
Lecture 2: Esoteric Christianity (Hamburg, May 19, 1908)
Lecture 3: The Mission of the Earth (Hamburg, May 20, 1908)
Lecture 4: The Raising of Lazarus (Hamburg, May 22, 1908)
Lecture 5: The Seven Degrees of Initiation (Hamburg, May 23, 1908)
Lecture 6: The "I AM" (Hamburg, May 25, 1908)
Lecture 7: The Mystery of Golgotha (Hamburg, May 26, 1908)
Lecture 8: Human Evolution in Its Relation to the Christ Principle (Hamburg, May 27, 1908)
Lecture 9: The Prophetical Documents and the Origin of Christianity (Hamburg, May 29, 1908)
Lecture 10: The Effect of the Christ Impulse Within Mankind (Hamburg, May 30, 1908)
Lecture 11: Christian Initiation (Hamburg, May 30, 1908)
Lecture 12: The Nature of the Virgin Sophia and of the Holy Spirit (Hamburg, May 31, 1908)