| Philosophiae naturalis principia mathematica. Perpetuis commentariis illustrata, communi studio Thomae Le Seur et Francisci Jacquier. Editio nova. 4 parts in 2 volumes Newton, Isaac / Used - Hardcover | | $3,452.63 |
| The Road to Serfdom. 6. Ausgabe Hayek, F. A. / Used - Hardcover | | $277.29 |
| Selections from the Prison Notebooks of Antonio Gramsci Quintin Hoare-Geoffrey Nowell Smith (eds.)-Antonio Gramsci / Used - Hardcover | Dust Jacket | $229.92 |
| Theory Change, Ancient Axiomatics, and Galileo's Methodology: Proceedings of the 1978 Pisa Conference on the History and Philosophy of Science, Volume I [= Synthese Library: Studies in Epistemology, Logic, Methodology, and Philosophy of Science; Volume 14] Hintikka, Jaakko-Gruender, David-Agazzi, Evandro (eds.) / Used - Hardcover | | $172.63 |
| Karl Marx, Friedrich Engels: Gesamtausgabe (MEGA). Zweite Abteilung. Bd. 7. Karl Marx. Le Capital. Paris 1872-1875. Text + Apparat [MEGA II/7, text + apparatus] Marx, Karl-Engels, Friedrich / Used - Hardcover | Ex-library | $69.05 |
| Vom Gelde (A Treatise on Money) Keynes, John Maynard / Used - Hardcover | | $57.54 |