- How to Marry Well
- Indian Games and Dances with Native Songs
- Categoriae. English
- Improvement of the Understanding
- Essays of Schopenhauer
- The Prince
- When a Man Comes to Himself
- Myth and Science
- The Young Woman's Guide
- Hinduism and Buddhism, An Historical Sketch, Vol. 1
- The Philosophy of the Moral Feelings
- The Republic
- Utilitarianism
- The Child at Home
- Siouan Sociology
- Civil Disobedience
- The Law and the Word
- Youth and Sex
- A Treatise of Human Nature
- Moral Philosophy
- Initiation into Philosophy
- Thoughts out of Season Part I
- The Physical Life of Woman:
- Secret Societies
- The Basis of Morality
- Politics: A Treatise on Government
- Chinese Literature
- The Critique of Practical Reason
- Apology
- The Existence of God
- A Philosophical Dictionary, Volume 10
- Ethics — Part 5
- The Royal Wedding - Official Souvenir Programme
- The Physiology of Marriage, Part 2
- The Physiology of Marriage, Part 2
- Thus Spake Zarathustra
- A Lie Never Justifiable
- Democracy and Social Ethics
- The Selections from the Principles of Philosophy
- Phaedo
- Liberalism
- A Short History of Greek Philosophy
- How To Behave: A Pocket Manual of Republican Etiquette, and Guide to Correct Personal Habits
- Essays
- The Investment of Influence
- A Philosophical Dictionary, Volume 1
- Indian Story and Song
- Ethics — Part 4
- Beyond Good and Evil
- The Philosophy of Evolution
- Another Study of Woman
- Laws
- Essays
- Shorter Prose Pieces
- Poetics. English
- A Critical Examination of Socialism
- Criminal Sociology
- Ethics — Part 3
- Apology, Crito, and Phaedo of Socrates
- The Metaphysical Elements of Ethics
- The Positive School of Criminology
- Fundamental Principles of the Metaphysic of Morals
- The Critique of Pure Reason
- The Map of Life
- History of Human Society
- An Enquiry Concerning Human Understanding
- The Friendships of Women
- How to Observe
- The Soul of Man under Socialism
- The Heart of the New Thought
- Varieties of Religious Experience, a Study in Human Nature
- Homer and Classical Philology
- Crito
- L'A. B. C. du libertaire
- The Golden Sayings of Epictetus
- Feuerbach: The roots of the socialist philosophy
- A Man's Value to Society
- Study of a Woman
- On Being Human
- A Essay Towards a New Theory of Vision
- Morals in Trade and Commerce
- Crime: Its Cause and Treatment
- The Memorable Thoughts of Socrates
- The Philosophy of Spinoza
- Book of Wise Sayings
- The Destiny of Man
- A Philosophical Dictionary, Volume 4
- Notes from the Underground
- The Ego and His Own
- Levels of Living
- Quotes and Images From The Confessions of J. J. Rousseau
- The Consolation of Philosophy
- Lessons in Life, for All Who Will Read Them
- Protagoras
- An Attic Philosopher in Paris — Volume 3
- The Unseen World and Other Essays
- Sophist
- Statesman
- Ion
- The Ethics of Aristotle