Studies in Spermatogenesis (Part 2 of 2)

Studies in Spermatogenesis (Part 1 of 2)

The Sexes in Science and History

An inquiry into the dogma of woman's inferiority to man

Tractus de Hermaphrodites; Or, A Treatise of Hermaphrodites

Motherhood and the Relationships of the Sexes

Religion & Sex

Studies in the Pathology of Religious Development

Essays in War-Time

Further Studies in the Task of Social Hygiene

The Birds and the Bees

Sex and Common-Sense

Religion and Lust

or, The Psychical Correlation of Religious Emotion and Sexual Desire

Aphrodisiacs and Anti-aphrodisiacs

Three Essays on the Powers of Reproduction

Sex--The Unknown Quantity

The Spiritual Function of Sex

The Sex Worship and Symbolism of Primitive Races

An Interpretation

Little Essays of Love and Virtue

The God-Idea of the Ancients; Or, Sex in Religion

Sex and Society

Studies in the Social Psychology of Sex