German museum director and professor of art who studied the relationship of occultism and magic to art. He was born March 12, 1884, at Bremen, Germany, and later obtained his Ph.D. at Heidelberg University. In 1921 he became the director of the Municipal Art Museum in Mannheim, Germany, where he remained until fired by the Nazis in 1933. After World War II, he became a professor of art history at Heidelberg University in 1946. He worked there until his death on April 30, 1963.
Sources:
Hartlaub, Gustav Friedrich. The Inexplicable: Study of the Magic World View. N.p., 1951.
——. Magic of the Mirror. N.p., 1950.
——. The Philosophers' Stone: Character and Image of Alchemy. N.p., 1959.
Pleasants, Helene, ed. Biographical Dictionary of Parapsychology. New York: Helix Press, 1964.
