| Author | Title | Approx. date |
| Bacon, Francis | Novum Organum | 1620 |
| Boethius | Tractatus de hebdomadibus | 520 |
| Boethius | De Trinitate | 520 |
| Cantor, Georg | Extracts | 1880s |
| Cantor, Georg | Uber ein elementare Frage der Mannigfaltigkeitslehre | 1890 |
| Case, Thomas | Logic (Encyclopedia Britannica) | 1911 |
| Grosseteste | De Luce | 1215 |
| Joachim, H. | The Nature of Truth | 1906 |
| Joseph, H.W.B. | An Introduction to Logic (extract) | 1906 |
| Joyce, G.H. | Principles of Logic | 1908 |
| McTaggart, John Ellis | The Unreality of Time | 1908 |
| Mill, J.S. | A System of Logic (extract) | 1843 |
| Ockham, William | Expositio in librum Perihermenias Aristotelis (sections 2-16 only) | 1323 |
| Prior, A.N. | Thank Goodness That's Over | 1959 |
| Reid, Thomas | Aristotle's Logic | 1774 |
| Russsell, Bertrand | The Principles of Mathematics (extracts) | 1903 |
| Russsell, Bertrand | On Denoting | 1905 |
| Wittgenstein | Some remarks on logical form | 1929 |
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