| Augustus De Morgan. Formal Logic: or, The Calculus of Inference, Necessary and Probable. Elibron Classics. Paperback: $26.99 |
| John Stuart Mill. System of Logic Ratiocinative and Inductive. Being a connected view of the principles of evidence and the methods of scientific investigation. Elibron Classics. Paperback: $32.99 |
| William Jevons. Elementary Lessons in Logic: Deductive and Inductive. With copious questions and examples and a vocabulary of logical terms. Elibron Classics. Paperback: $23.99 |
| Thomas Hobbes. The English Works of Thomas Hobbes of Malmesbury. Now first collected and edited, by Sir William Molesworth. Volume 1. Elibron Classics. Paperback: $29.99 |
| Francis Bradley. The Principles of Logic. Elibron Classics. Paperback: $19.99 |
| William Jevons. The Principles of Science: a Treatise on Logic and Scientific Method. Elibron Classics. Paperback: $27.99 |
| William Hamilton. Lectures on Metaphysics and Logic. Volume 2. Elibron Classics. Paperback: $32.99 |
| Isaac Watts. Logic, or, The Right Use of Reason in the Inquiry after Truth. With a Variety of Rules to Guard against Error in the Affairs of Religion and Human Life, as Well as in the Sciences. Elibron Classics. Paperback: $15.99 |
| Aristotle. The Organon; or, Logical Treatises of Aristotle. Translated from the Greek, by Thomas Taylor. Elibron Classics. Paperback: $32.99 |
| William Hamilton. Lectures on Metaphysics and Logic. Volume 4. Elibron Classics. Paperback: $29.99 |
| William Hamilton. Lectures on Metaphysics and Logic. Volume 1. Elibron Classics. Paperback: $19.99 |
| Richard Whately. Elements of Logic. Elibron Classics. Paperback: $15.99 |
| Bernard Bosanquet. Logic, or the Morphology of Knowledge. Volume 1. Elibron Classics. Paperback: $17.99 |
| Joseph Glanvill. Scepsis Scientifica; or, the Vanity of Dogmatizing. Elibron Classics. Paperback: $15.99 |
| William Hamilton. Lectures on Metaphysics and Logic. Volume 3. Elibron Classics. Paperback: $19.99 |
| Isaac Watts. The Improvement of the Mind. To which is Added a Discourse on the Education of Children and Youth. Elibron Classics. Paperback: $17.99 |
| Alexander Bain. Logic. Part 1. Deduction. Elibron Classics. Paperback: $15.99 |
| Alexander Bain. Logic. Part 2. Induction. Elibron Classics. Paperback: $17.99 |
| John McTaggart. A Commentary on Hegel's Logic. Elibron Classics. Paperback: $23.99 |
| John McTaggart. Studies in the Hegelian Dialectic. Elibron Classics. Paperback: $23.99 |
