| Title / Condition | Highlights | Price |
|---|---|---|
| A System of Logic, Ratiocinative and Inductive, Being a Connected View of the Principles of Evidence, and the Methods of Scientific Investigation. Vol. 1 Mill, John Stuart / Used - Hardcover | 1st Edition | $546.15 |
| A Treatise on Differential Equations, Second edition, revised. / A Treatise on Differential Equations. Supplementary Volume. Boole, George / Used - Hardcover | 1st Edition | $541.29 |
| Principles of Political Economy with some of their applications to Social Philosophy. In Two Volumes. Second Edition. Mill, John Stuart / Used - Hardcover | $477.01 | |
| The Realm of the Nebulae Hubble, Edwin / Used - Hardcover | $232.96 |