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

A Critical History of Greek Philosophy

The Expression of the Emotions in Man and Animals

An Introduction to Philosophy

The Ancient History of the Egyptians, Carthaginians, Assyrians, / Babylonians, Medes and Persians, Macedonians and Grecians / (Vol. 1 of 6)

Philosophy and Religion / Six Lectures Delivered at Cambridge

Psychology and Industrial Efficiency

Jesus the Christ / A Study of the Messiah and His Mission According to Holy / Scriptures Both Ancient and Modern

Voltaire's Philosophical Dictionary

Modern Mythology

The Sexual Question / A Scientific, psychological, hygienic and sociological study