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| Collected Papers of Charles Sanders Peirce: Volume II Elements of Logic Peirce, Charles Sanders.; Hartshorne, Charles and Weiss, Paul, Eds / Used - Hardcover | 1st Edition | $345.00 |
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| The Mathematical Papers of Isaac Newton: Volume 5, 1683-1684 (The Mathematical Papers of Sir Isaac Newton) (v. 5) Newton, Isaac / Used - Hardcover | Dust Jacket | $235.00 |
| Foundations: Essays in philosophy, logic, mathematics and economics (International library of psychology, philosophy and scientific method) Ramsey, F. P. / Used - Hardcover | Dust Jacket | $220.00 |
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| Negative Dialectics (A Continuum Book) Theodor W Adorno / Used - Hardcover | | $83.30 |
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| On Liberty (Rethinking the Western Tradition) Mill, John Stuart / Used - Hardcover | | $54.00 |
| Philosophical investigations Wittgenstein, Ludwig / Used - Hardcover | | $53.15 |
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