Über das Aussterben der Naturvölker

The Races of Man: An Outline of Anthropology and Ethnography

Anthropology

Primitive culture, vol. 1 (of 2)

Aboriginal American Weaving

Die Sitten der Völker, Dritter Band Liebe, Ehe, Heirat, Geburt, Religion, Aberglaube, Lebensgewohnheiten, Kultureigentümlichkeiten, Tod und Bestattung bei allen Völkern der Erde

Odd people

Die Anfänge der Naturbeherrschung. 1. Frühformen der Mechanik

The migrations of early culture A study of the significance of the geographical distribution of the practice of mummification as evidence of the migrations of peoples and the spread of certain customs and beliefs

Atlantis: The Antedeluvian World

On Some Fossil Remains of Man

Philological Proofs of the Original Unity and Recent Origin of the Human Race