Lessons in Life, for All Who Will Read Them

The Life of Buddha and Its Lessons

Conversation / What to Say and How to Say it

Thoughts on Art and Life by Leonardo da Vinci

Self-Development and the Way to Power

Myths and Legends of All Nations / Famous Stories from the Greek, German, English, Spanish, / Scandinavian, Danish, French, Russian, Bohemian, Italian / and other sources

Human, All Too Human: A Book for Free Spirits

Three Contributions to the Theory of Sex

Woman / Her Sex and Love Life

Studies in the Psychology of Sex, Volume 5 / Erotic Symbolism; The Mechanism of Detumescence; The Psychic State in Pregnancy

Real Ghost Stories