==Works==*"Kunstform und Yoga im Indischen Kultbild" ("Artistic Form and Yoga in the Sacred Images of India" and edited by Gerald Chapple, James B. Lawson and J. Michael McKnight [1984)*"Maya: Der Indische Mythos".
* "Kunstform und Yoga im Indischen Kultbild" ("Artistic Form and Yoga in the Sacred Images of India" 1926; Translated and edited by Gerald Chapple, James B. Lawson and J. Michael McKnight 1984* "Maya: Der Indische Mythos".