Social Science

Pogonologia; Or, A Philosophical and Historical Essay on Beards

Men, Women, and Gods; and Other Lectures

Priests, Women, and Families

On the Phenomena of Hybridity in the Genus Homo

Being Well-Born: An Introduction to Eugenics

The Baitâl Pachchisi; Or, The Twenty-Five Tales of a Sprite

Ethnological results of the Point Barrow expedition

No One Man Should Have All That Power

Crowds

The Hidden Lives of Viking Women

A Woman's Philosophy of Woman; or, Woman affranchised

Throwing-sticks in the National Museum

Sanitary and Social Lectures and Essays

The Unity of Western Civilization

A Burial Cave in Baja California

Current Superstitions

Civilization: Tales of the Orient

Introduction to Non-Violence

Betting & Gambling: A National Evil

Small Talk at Wreyland. Third Series