The Religion of Babylonia and Assyria

The World's Greatest Books — Volume 13 — Religion and Philosophy

A Text-Book of Astronomy

The Symbolism of Freemasonry / Illustrating and Explaining Its Science and Philosophy, Its Legends, Myths and Symbols

Miracles and Supernatural Religion

The Philosophy of the Moral Feelings

The Psychology of Nations / A Contribution to the Philosophy of History

The Mystic Will. A Method of Developing and Strengthening the Faculties of the Mind, through the Awakened Will, by a Simple, Scientific Process Possible to Any Person of Ordinary Intelligence

The Book of Religions / Comprising the Views, Creeds, Sentiments, or Opinions, of All the Principal Religious Sects in the World, Particularly of All Christian Denominations in Europe and America, to Which are Added Church and Missionary Statistics, Toget

Ten Great Religions / An Essay in Comparative Theology

A Short History of Greek Philosophy