Comparative Religion

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

Bible Myths and their Parallels in other Religions Being a Comparison of the Old and New Testament Myths and Miracles with those of the Heathen Nations of Antiquity Considering also their Origin and Meaning

The Independent Church of God of the Juda Tribe of Israel: The Black Jews

The Jesus Problem: A Restatement of the Myth Theory

The Kuzari

Thomas Paine: The Age of Reason

A Dictionary of Islam

The Universe Next Door

Triune Relationality

Neighboring Faiths

World Religions in Seven Sentences

Our Sun God – The History of Christianity Before Christ

The Spirit and the Word

The Golden Bough: A Study in Comparative Religion (Vol. 1&2)

Pocket Guide to World Religions

The God-Idea of the Ancients; Or, Sex in Religion

The Kingdom of Heaven; What is it

Legends of Babylon and Egypt in Relation to Hebrew Tradition

Religions of Ancient China

Curiosities of Superstition