Nagualism / A Study in Native American Folk-lore and History

The Philosophic Grammar of American Languages, as Set Forth by Wilhelm von Humboldt / With the Translation of an Unpublished Memoir by Him on / the American Verb

American Hero-Myths / A Study in the Native Religions of the Western Continent

The Myths of the New World / A Treatise on the Symbolism and Mythology of the Red Race of America

The Books of Chilan Balam, the Prophetic and Historic Records of the Mayas of Yucatan

Anthropology / As a Science and as a Branch of University Education in the United States

The Religious Sentiment / Its Source and Aim: A Contribution to the Science and / Philosophy of Religion

A Record of Study in Aboriginal American Languages

American Languages, and Why We Should Study Them

An Ethnologist's View of History / An Address Before the Annual Meeting of the New Jersey / Historical Society, at Trenton, New Jersey, January 28, 1896

The Arawack Language of Guiana in its Linguistic and Ethnological Relations