• A Guide-Book of Florida and the South for Tourists, Invalids and Emigrants
• A Primer of Mayan Hieroglyphics
• A Record of Study in Aboriginal American Languages
• American Hero-Myths: A Study in the Native Religions of the Western Continent
• 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
• Anthropology: As a Science and as a Branch of University Education in the United States
• Essays of an Americanist: I. Ethnologic and Archæologic. II. Mythology and Folk Lore. III. Graphic Systems and Literature. IV. Linguistic.
• Nagualism: A Study in Native American Folk-lore and History
• Notes on the Floridian Peninsula; Its Literary History, Indian Tribes and Antiquities
• Notes on the Mangue: An Extinct Dialect Formerly Spoken in Nicaragua
• Races and Peoples: Lectures on the Science of Ethnography
• Religions of Primitive Peoples
• The American Race: A Linguistic Classification and Ethnographic Description of the Native Tribes of North and South America
• The Ancient Phonetic Alphabet of Yucatan
• The Arawack Language of Guiana in its Linguistic and Ethnological Relations
• The Basis of Social Relations: A Study in Ethnic Psychology
• The Battle and the Ruins of Cintla
• The Books of Chilan Balam: The Prophetic and Historic Records of the Mayas of Yucatan
• The Lenâpé and Their Legends: With the complete text and symbols of the Walam olum, a new translation, and an inquiry into its authenticity
• The Myths of the New World: A Treatise on the Symbolism and Mythology of the Red Race of America
• The Philosophic Grammar of American Languages, as Set Forth by Wilhelm von Humboldt: With the Translation of an Unpublished Memoir by Him on the American Verb
• The Pursuit of Happiness: A Book of Studies and Strowings
• The Religious Sentiment: Its Source and Aim: A Contribution to the Science and; Philosophy of Religion