Comparative Religion

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

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

Religion: A Dialogue

The Evolution of the Idea of God: An Inquiry Into the Origins of Religions

The Religious Sentiment

The Covenanters of Damascus; A Hitherto Unknown Jewish Sect