Der Untergang des Abendlandes, Zweiter Band

Psyche's task

Primitive culture, vol. 1 (of 2)

Prehistoric man

History of Civilization in England, Vol. 2 of 3

Kultur-Kuriosa, Erster Band

The Fundamental Principles of Old and New World Civilizations A Comparative Research Based on a Study of the Ancient Mexican Religious, Sociological, and Calendrical Systems

History of Ancient Civilization

Der Untergang des Abendlandes, Erster Band

The World's Progress, Vol. 01 (of 10) With Illustrative texts from Masterpieces of Egyptian, Hebrew, Greek, Latin, Modern European and American Literature

The decline of the West