Comparative Religion

The Elementary Forms of the Religious Life

Preaching and Paganism

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

Ancient Faiths And Modern

Modern Substitutes for Christianity

The Origin of Christian Science

Bahaism and Its Claims

Religion in the Heavens; Or, Mythology Unveiled in a Series of Lectures

Pagan and Christian Creeds: Their Origin and Meaning

Myths of China and Japan with illustrations in colour & monochrome after paintings and photographs

Mexico and Its Religion

The Shinto Cult: A Christian Study of the Ancient Religion of Japan

The Religion of Babylonia and Assyria

Peter's Rock in Mohammed's Flood, from St. Gregory the Great to St. Leo III

Mohammedanism

Mahometanism in its Relation to Prophecy

Pagan Origin of Partialist Doctrines

Morality as a Religion

The Book of Religions

The House of Islâm