Epistemology

The Philosophy of Mystery

The Jumble Book: A Jumble of Good Things

The Wave of Scepticism and the Rock of Truth

Parmenides

Knowledge for the Time

The pragmatic theory of truth as developed by Peirce, James, and Dewey

On the Philosophy of Discovery, Chapters Historical and Critical

Our Knowledge of the External World as a Field for Scientific Method in Philosophy

Logic as the Science of the Pure Concept

Theaetetus

A Vindication of the Rights of Woman (A Feminist Masterpiece)

The Eclipse of Faith; Or, A Visit to a Religious Sceptic

The Philosophy of Immanuel Kant

The Observations of Professor Maturin

Manhood of Humanity

Rules for the Direction of the Mind

Modern Rationalism

From Rome to Rationalismor: Why I Left the Church

On the Improvement of the Understanding

The Study of Philosophy: An Outline