Sociology

Weird City

Denial

Betting & Gambling: A National Evil

Civilization: Tales of the Orient

The Inevitable Crimes of Celibacy

Class

The First Time

The Malady of the Century

The Law of Population: Its Consequences, and Its Bearing upon Human Conduct and Morals

Personal Beauty and Racial Betterment

A Ten Years' War: An Account of the Battle with the Slum in New York

Crime and Its Causes

Sociology and Modern Social Problems

The Reciprocity Craze

On the Trail of the Immigrant

Owen's Moral Physiology; or, A Brief and Plain Treatise on the Population Question

The Man Farthest Down: A Record of Observation and Study in Europe

Christmas Stories

The Tyranny of Shams

The Crocodile