1917. Contents: Part 1: parable; dream and myth interpretation; Part 2: Analytical Part: psychoanalytical interpretation of the parable; alchemy; Hermetic art; Rosicrucianism and Freemasonry; problem of multiple interpretation; Part 3: synthetic part: introversion and regeneration; introversion and intro-determination; effects of introversion; regeneration; goal of the work; royal art. Ends with a very extensive bibliography.