These also are not ranked but appear alphabetically
http://thegreatestbooks.org/lists/41
The Adventures of Huckleberry Finn by Mark Twain
Alice's Adventures in Wonderland by Louis Carroll
An Enquiry Concerning Human Understanding by David Hume
Antigone by Sophocles
The Brothers Karamazov by Fyodor Dostoyevsky
Collected Poems of T.S. Eliot by T.S. Eliot
Collected Poems of W. B. Yeats by W. B. Yeats
Collected Stories of Anton Chekhov by Anton Chekhov
The Complete Essays of Montaigne by Michel de Montaigne
The Complete Stories of Franz Kafka by Franz Kafka
Confessions by St. Augustine
Critique of Pure Reason by Immanuel Kant
Das Kapital by Karl Marx
Decameron by Giovanni Boccaccio
Dialogue Concerning the Two Chief World Systems by Galileo
The Divine Comedy by Dante Alighieri
Don Quixote by Miguel de Cervantes
Encyclopédie by Denis Diderot
Faust by Johann Wolfgang von Goethe
Ficciones by Jorge Luis Borges
The Great Gatsby by F. Scott Fitzgerald
Gulliver's Travels by Jonathan Swift
The Histories of Herodotus by Herodotus
The Iliad by Homer
In Search of Lost Time by Marcel Proust
The Interpretation of Dreams by Sigmund Freud
The King James Bible by William Tyndale
King Lear by William Shakespeare
Lolita by Vladimir Nabokov
Madame Bovary by Gustave Flaubert
Mahabharata by India
Middlemarch by George Eliot
Moby Dick by Herman Melville
The Odyssey by Homer
Oedipus at Colonus by Sophocles
Oedipus the King by Sophocles
One Hundred Years of Solitude by Gabriel Garcia Marquez
On the Origin of Species by Charles Darwin
Our Mutual Friend by Charles Dickens
The Portrait of a Lady by Henry James
Pride and Prejudice by Jane Austen
The Prince by Niccolo Machiavelli
Principia Mathematica by Issac Newton
The Qur'an by Various Authors
The Republic by Plato
Silent Spring by Rachel Carson
The Social Contract by Jean-Jacques Rousseau
The Tale of Genji by Murasaki Shikibu
Ulysses by James Joyce
A Vindication of the Rights of Woman by Mary Wollstonecraft
Waiting for Godot by Samuel Beckett
War and Peace by Leo Tolstoy
An Inquiry into the Nature and Causes of the Wealth of Nations by Adam Smith