The lost Atlantis, and other ethnographic studies

Atlantis: The Antedeluvian World

Ragnarok : the Age of Fire and Gravel

Mound-Builders

Incentives to the Study of the Ancient Period of American History An address, delivered before the New York Historical Society, at its forty-second anniversary, 17th November 1846

The Ancient Monuments of North and South America, 2nd ed.

The History of Ancient America, Anterior to the Time of Columbus Proving the Identity of the Aborigines with the Tyrians and Israelites; and the Introduction of Christianity into the Western Hemisphere By The Apostle St. Thomas

Prehistoric man

La cruz en América (Arqueología Argentina)

Essays of an Americanist I. Ethnologic and Archæologic. II. Mythology and Folk Lore. III. Graphic Systems and Literature. IV. Linguistic.

The Conquest of a Continent; or, The Expansion of Races in America

The stone age in North America, vol. 1 of 2