| Le Prince. Traduit d'Italien en Francoys Par Guillaume Cappel. - [THE BIRTH OF MODERN POLITICAL THOUGHT] "MACHIAVELLI, NICCOLO. / Used - Hardcover | Q:65 | $100,090.32 |
| Enten ? Eller. Et Livs=Fragment udgivet af Victor Eremita. Anden Udgave. Første Deel, indeholdende A.?s Papirer + Anden Deel, indeholdende B.?s Papirer, Breve til A. - [KIERKEGAARD?S OWN PERSONAL COPY OF EITHER-OR, WITH HIS OWN CORRECTIONS] KIERKEGAARD, SØREN. / Used - Hardcover | 1st Edition Q:70 | $48,043.35 |
| De l'Esprit de Loix. Ou du rapport que les Loix doivent avoir avec la Constitution de chaque Gouvernement, les Moeurs, le Climat, la Religion, le Commerce, &c. à quoi l'Auteur a ajouté Des recherches nouvelles sur les Loix Romaines touchant les Succ. - [THE SPIRIT OF LAWS - PMM 197] "[MONTESQUIEU, CHARLES DE SECONDAT, BARON de]. / Used - Hardcover | 1st Edition Q:65 | $29,626.73 |
| Kapital. Kritika politicheskoj ekonomii. Perevod c nmetskago. Tom pervoej. Kniga I. Protschess proizvodstva Kapitala. (Russian, = The Capital. Critique of the Political Economy. Translated from German. Volume One. Book I [all].). - [FIRST TRANSLATION INTO ANY LANGUAGE OF "THE BIBLE OF MARXISM"] "MARX, KARL. / Used - Hardcover | 1st Edition Q:70 | $16,014.45 |
| Summa theologiae - Incipit tertia pars summe sancti Thome de Aquino. Questio prima deconnenientia incarnationis. - [THE "FIVE WAYS" OF PROVING THAT GOD EXISTS] "THOMAS AQUINAS. / Used - Hardcover | Q:65 | $13,612.28 |
| Operum moralium et civilium. - [LARGE-PAPER COPY - FIRST ED. IN LATIN OF "NOVA ATLANTIS" AND THE "ESSAYS"] "BACON, FRANCIS. / Used - Hardcover | 1st Edition Signed Q:65 | $10,804.33 |
| Teoriia nravstvennykh chuvstv [.] S pis'mami M. Kondorse k Kabanisu o simpatii. [i.e. Russian "Theory of Moral Sentiments"]. - [FIRST RUSSIAN TRANSLATION OF "THE THEORY OF MORAL SENTIMENTS"] "SMITH, ADAM. / Used - Hardcover | | $9,533.23 |
| Parerga und Paralipomena. 2 vols. - [SCHOPENHAUER'S MOST INFLUENTIAL WORK, HIS FINAL MASTERPIECE THAT CATAPULTED HIM INTO FAME] SCHOPENHAUER, ARTHUR. / Used - Hardcover | 1st Edition | $7,944.36 |
| Kritika nekotorykh polozhenii politicheskoi ekonomii. (i.e.: "Zur Kritik der Politischen Oekonomie", i.e.: "A Contribution to the Critique of Political Economy"). - [FIRST RUSSIAN TRANSLATION OF THE BLUEPRINT FOR "DAS KAPITAL" ] "MARX, KARL [Translated by:] P. RUMYANTSEV [Edited by:] A.MANUILOV. / Used - Hardcover | | $7,206.50 |
| Oeuvres philosophiques latines & francoises de feu. Tirées de ses manuscrits qui se conservent dans la bibliotheque royale a Hanovre et publiées par Mr. Rud. Eric Raspe. Avec une Préface de Mr. Kaestner. [Nouveau essais sur l'entendement humain, -New . - [FIRST PRINTING OF "NEW ESSAYS ON HUMAN UNDERSTANDING"] "LEIBNITZ, Mr. de (GOTTFRIED WILHELM LEIBNIZ). / Used - Hardcover | 1st Edition | $5,084.39 |
| Das Kapital. Kritik der politischen Oekonomie. Zweiter Band. Buch II: Der Cirkulationsprocess des Kapitals. Herausgeben von Friedrich Engels. - ["THE FORGOTTEN BOOK OF CAPITAL"] "MARX, KARL (FRIEDRICH ENGELS edt.). / Used - Hardcover | 1st Edition | $4,804.34 |
| O Capital. (i.e. Portuguese: "Das Kapital"). - [FIRST PORTUGUESE EDITION OF THE MOST IMPORTANT ABRIDGED VERSION OF "THE CAPITAL"] "MARX, CARLOS [KARL] (+) GABRIELLE DEVILLE (+) [Translator:] ALBANO DE MORAES. / Used - Hardcover | 1st Edition | $4,484.05 |
| Sermaye. [i.e. Turkish: "Das Kapital"]. - [FIRST TURKISH EDITION OF THE MOST IMPORTANT ABRIDGED VERSION OF "THE CAPITAL"] "MARX, KARL (+) HAYDAR RIFAT (translator). / Used - Hardcover | | $4,003.61 |
| Sermaye. [i.e. Turkish: "Das Kapital"]. - [FIRST TURKISH EDITION OF THE MOST IMPORTANT ABRIDGED VERSION OF "THE CAPITAL"] "MARX, KARL (+) HAYDAR RIFAT (translator). / Used - Hardcover | | $4,003.61 |
| Kapitalen. 2 Dele. Første Bind. Kapitalens Produktionsproces. Oversat efter Originalens tredje Oplag. 2. Kapitalens Cirkulationsproces.Udgivet efter Forfatterens Død af Friedrich Engels. [i.e. Danish "Das Kapital"]. - [FIRST DANISH TRANSLATION OF "THE CAPITAL"] "MARX, KARL. / Used - Hardcover | 1st Edition | $4,003.61 |
| Frygt og Bæven. Dialektisk Lyrik af Johannes de Silentio. - [FEAR AND TREMBLING - INTRODUCING THE LEAP OF FAITH] KIERKEGAARD, SØREN. / Used - Hardcover | 1st Edition | $3,202.89 |
| L'évolution créatrice. - [CREATIVE EVOLUTION - PRESENTATION-COPY] "BERGSON, HENRI. / Used - Hardcover | 1st Edition Signed | $2,383.31 |
| Word and Object. - [THE INDETERMINACY OF TRANSLATION - PRESENTATION-COPY OF QUINE'S MAIN WORK] "QUINE, WILLARD ORMAN VAN. / Used - Hardcover | 1st Edition Dust Jacket | $2,001.81 |
| Ulysses. Vom Verfasser geprüfte deutsche Ausgabe von Georg Goyert. 3 Bde. "JOYCE, JAMES. / Used - Hardcover | 1st Edition | $1,921.73 |
| Principia Ethica. - [FOUNDING ANALYTIC PHILOSOPHY - INTRODUCING THE NATURALISTIC FALLACY] "MOORE, GEORGE EDWARD. / Used - Hardcover | 1st Edition | $1,906.65 |
| Ilias. Öfversatt af Marc Wallenberg. I-XII. Sången + XIII-XXIV Sången. (I.e. fully complete). - [FIRST COMPLETE SWEDISH EDITION OF THE ILIAD] HOMER. / Used - Hardcover | 1st Edition | $1,588.87 |
| Meaning and Necessity. A Study in Semantics and Modal Logic. - [QUINE'S COPY] "CARNAP, RUDOLF. / Used - Hardcover | 1st Edition | $1,441.30 |
| Kapitalet. Kritik av den politiska ekonomin. I svensk oversättning av Rickard Sandler. 3 vols. - [FIRST SWEDISH EDITION OF MARX' "CAPITAL"] "MARX, KARL. / Used - Hardcover | 1st Edition | $1,361.23 |
| Le Suicide. Étude de Sociologie. "DURKHEIM, ÉMILE. - THE SUICIDE-STUDY. / Used - Hardcover | 1st Edition | $1,350.54 |
| Knowledge and Belief. An Introduction to the Logic of the two Notions. - [FOUNDING CONTEMPORARY EPISTEMIC LOGIC] "HINTIKKA, JAAKKO. / Used - Hardcover | 1st Edition Dust Jacket | $1,281.16 |
| Fyrsten. Oversat fra Italiensk ved J.C. Barth. Med en indledende Afhandling af Macaulay. - [FIRST DANISH TRANSLATION OF MACHIAVELLI'S "THE PRINCE"] "MACHIAVELLI, (NICCOLO). / Used - Hardcover | 1st Edition | $1,281.16 |
| Knowledge and Belief. An Introduction to the Logic of the two Notions. - [FOUNDING CONTEMPORARY EPISTEMIC LOGIC] "HINTIKKA, JAAKKO. / Used - Hardcover | 1st Edition Dust Jacket | $960.87 |
| Meaning and Necessity. A Study in Semantics and Modal Logic. - [THE DEFINITIONS OF L-TRUE AND L-FALSE] CARNAP, RUDOLF. / Used - Hardcover | 1st Edition Dust Jacket | $960.87 |
| Philosophical Explanations. - [A GROUNDBREAKING WORK OF EPISTEMOLOGY] "NOZICK, ROBERT. / Used - Hardcover | 1st Edition Signed Dust Jacket | $880.79 |
| Nietzsche. 2 Bde. - [NIETZSCHE'S PHILOSOPHY AS THE METAPHYSICS OF OUR TIMES] HEIDEGGER, MARTIN. / Used - Hardcover | 1st Edition | $672.61 |
| Meaning and Necessity. A Study in Semantics and Modal Logic. - [THE DEFINITIONS OF L-TRUE AND L-FALSE] CARNAP, RUDOLF. / Used - Hardcover | 1st Edition | $640.58 |
| Moral grundet paa Nytte- eller Lykkeprincippet. Oversat og indledet ved G. Brandes. - [FIRST DANISH TRANSLATION OF "UTILITARIANISM"] "MILL, JOHN STUART. / Used - Hardcover | 1st Edition | $448.40 |
| Language, Truth and Logic. - [A CLASSIC OF ANALYTIC PHILOSOPHY] "AYER, ALFRED J. / Used - Hardcover | 1st Edition | $444.88 |
| Dilemmas. The Tarner Lectures. 1953. - [PHILOSOPHY AS CARTOGRAPHY] "RYLE, GILBERT. / Used - Hardcover | 1st Edition Dust Jacket | $365.44 |
| A Revision of the Treaty. Being a sequel to The Economic Consequences of the Peace. - [FORESEEING FASCISM] "KEYNES, JOHN MAYNARD. / Used - Hardcover | 1st Edition | $352.32 |
| Wittgenstein on Rules and Private Language. An Elementary Exposition. - [THE FIRST WRITTEN PRESENTATION OF KRIPKENSTEIN] "KRIPKE, SAUL A. / Used - Hardcover | 1st Edition | $304.27 |
| A Survey of Symbolic Logic. LEWIS, C.I. (CLARENCE IRVING). - "THE LOGIC OF STRICT IMPLICATIONS" / Used - Hardcover | 1st Edition | $293.94 |
| Logic, Semantics, Metamathematics. Papers from 1923 to 1938. Translated by J.H. Woodger. TARSKI, ALFRED. / Used - Hardcover | 1st Edition Dust Jacket | $286.00 |
| Logic, Semantics, Metamathematics. Papers from 1923 to 1938. Translated by J.H. Woodger. TARSKI, ALFRED. / Used - Hardcover | 1st Edition Fine/VG+ Dust Jacket | $286.00 |
| Principles of Political Economy with Some of their Applications to Social Philosophy. In Two Volumes. Sixth Edition. MILL, JOHN STUART. / Used - Hardcover | | $280.25 |
| Dilemmas. The Tarner Lectures. 1953. - [MEANING AND USE OF PHILOSOPHY] "RYLE, GILBERT. / Used - Hardcover | 1st Edition Dust Jacket | $262.16 |
| Knowledge and Belief. An Introduction to the Logic of the two Notions. "HINTIKKA, JAAKKO. / Used - Hardcover | 1st Edition Dust Jacket | $224.20 |
| Die Frage nach dem Ding. Zu Kants Lehre von dem transzendentalen Grundsätzen. - [WHAT IS A THING?] "HEIDEGGER, MARTIN. / Used - Hardcover | 1st Edition Dust Jacket | $224.20 |
| Dilemmas. The Tarner Lectures. 1953. - [MEANING AND USE OF PHILOSOPHY] RYLE, GILBERT. / Used - Hardcover | 1st Edition Dust Jacket | $206.55 |
| Die Frage nach dem Ding. Zu Kants Lehre von dem transzendentalen Grundsätzen. - [WHAT IS A THING?] "HEIDEGGER, MARTIN. / Used - Hardcover | 1st Edition Dust Jacket | $196.18 |
| Considerations on Representative Government. Second edition. MILL, JOHN STUART. / Used - Hardcover | | $192.17 |
| Dilemmas. The Tarner Lectures. 1953. - [MEANING AND USE OF PHILOSOPHY] "RYLE, GILBERT. / Used - Hardcover | 1st Edition Dust Jacket | $190.66 |
| Zur Sache des Denkens. - [TIME AND BEING] "HEIDEGGER, MARTIN. / Used - Hardcover | 1st Edition | $160.14 |
| The Poverty of Historicism. "POPPER, KARL R. / Used - Hardcover | 1st Edition | $160.14 |
| Zettel. Herausgegeben von G.E.M. Anscombe und G.H. von Wright./ Translated by G.E.M. Anscombe. WITTGENSTEIN, LUDWIG. / Used - Hardcover | 1st Edition | $136.12 |