The Power of Mesmerism / A Highly Erotic Narrative of Voluptuous Facts and Fancies

Erotica Romana

Studies in the Psychology of Sex, Volume 6 / Sex in Relation to Society

Sex--The Unknown Quantity / The Spiritual Function of Sex

Sex and Common-Sense

The Gay Adventure / A Romance

Natural Law in the Spiritual World

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

Youth and Sex

Initiative Psychic Energy / Being the Sixth of a Series of Twelve Volumes on the / Applications of Psychology to the Problems of Personal and / Business Efficiency