- Thus Spake Zarathustra
- Notes from the Underground
- The Tribes and Castes of the Central Provinces of India—Volume I (of IV)
- Women's Wild Oats
- Politics: A Treatise on Government
- Ethics — Part 1
- Poetics. English
- Initiation into Philosophy
- The Investment of Influence
- On Being Human
- A Treatise of Human Nature
- The Prince
- Crime: Its Cause and Treatment
- The English Utilitarians, Volume I.
- The Basis of Morality
- The Ruins, or, Meditation on the Revolutions of Empires and the Law of Nature
- Plato and Platonism
- The Critique of Practical Reason
- Morals in Trade and Commerce
- Complete Works of Plutarch — Volume 3: Essays and Miscellanies
- A Lie Never Justifiable
- Civil Disobedience
- The System of Nature, Volume 2
- Youth and Sex
- The Republic
- The Royal Wedding - Official Souvenir Programme
- The Young Woman's Guide
- Herland
- Phaedrus
- The Tribes and Castes of the Central Provinces of India - Volume IV of IV
- The Philosophy of the Moral Feelings
- Utilitarianism
- Thoughts out of Season Part I
- The Composition of Indian Geographical Names
- The Composition of Indian Geographical Names
- The Consolation of Philosophy
- Quotes and Images From The Confessions of J. J. Rousseau
- Essays of Schopenhauer
- Manual of Egyptian Archaeology and Guide to the Study of Antiquities in Egypt
- Protagoras
- The Renewal of Life; How and When to Tell the Story to the Young
- Essays Æsthetical
- Book of Wise Sayings
- The Destiny of Man
- The Ego and His Own
- The Map of Life
- How to Marry Well
- The Memorable Thoughts of Socrates
- Levels of Living
- The Life and Work of Susan B. Anthony (Volume 2 of 2)
- Ethics — Part 5
- Liberalism
- History, Manners, and Customs of the North American Indians
- The Ethics of Aristotle
- Lessons in Life, for All Who Will Read Them
- Homer and Classical Philology
- A Man's Value to Society
- The Heart of the New Thought
- Study of a Woman
- Indian Story and Song
- Democracy and Social Ethics
- Feuerbach: The roots of the socialist philosophy
- Sophist
- A Selection from the Discourses of Epictetus with the Encheiridion
- Chinese Literature
- The Philosophy of Despair
- Apology, Crito, and Phaedo of Socrates
- Statesman
- How To Behave: A Pocket Manual of Republican Etiquette, and Guide to Correct Personal Habits
- The Soul of Man under Socialism
- The Positive School of Criminology
- The Law and the Word
- An Enquiry Concerning Human Understanding
- Hinduism and Buddhism, An Historical Sketch, Vol. 2
- The Child at Home
- Hinduism and Buddhism, An Historical Sketch, Vol. 1
- The Selections from the Principles of Philosophy
- The Golden Sayings of Epictetus
- Essays
- The Critique of Pure Reason
- The Metaphysical Elements of Ethics
- Beyond Good and Evil
- A Short History of Greek Philosophy
- Criminal Sociology
- The Philosophy of Evolution
- Laws
- Essays
- The Cannibal Islands
- When a Man Comes to Himself
- Improvement of the Understanding
- Myth and Science
- Shorter Prose Pieces
- Hinduism and Buddhism, An Historical Sketch, Vol. 3
- A Philosophical Dictionary, Volume 1
- Apology
- Another Study of Woman
- Fundamental Principles of the Metaphysic of Morals
- The Dark House
- The Existence of God
- The Physiology of Marriage, Part 2