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

Adair's History of the American Indians

Ancient America, in Notes on American Archaeology

Early Man in the New World

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

Lives of Famous Indian Chiefs From Cofachiqui, the Indian Princess, and Powhatan; down to and including Chief Joseph and Geronimo. Also an answer, from the latest research, of the query, Whence came the Indian? Together with a number of thrillingly interesting Indian stories and anecdotes from history

Prehistoric Structures of Central America: Who Erected Them?