The Present Conflict of Ideals: A Study of the Philosophical Background of the World War

The Free Man and the Soldier: Essays on the Reconciliatin of Liberty and Discipline

Religion and Mere Morality

The Moral Economy

Present Philosophical Tendencies: A Critical Survey of Naturalism, Idealism, Pragmatism, and Realism Together with a Synopsis of the Philosophy of William James, Page 464

Conceptions and Misconceptions of Consciousness

General Theory of Value: Its Meaning and Basic Principles Construed in Terms of Interest, Volume 68