Table of Contents
For ease of reading, I made the following indexes (the function "Search" can be used to find a particular Author or Subject).
Pleae note that some pages are under construction.
History of Western Logic
On the website "Theory and History of Ontology"
General studies on ancient logic
Theophrastus and Eudemus
The Dialectical School and the Origins of Propositional Logic
Ancient historians of logic
Sextus Empiricus and the Skeptical Criticism of Logic and Truth
Diogenes Laertius, Book VII and VIII on Logic
Logic and Dialectic in Plotinus (Enneads I.3 
Logic and Metaphysics in Proclus
Aristo of Alexandria and Boethus of Sidon
Ancient Aristotle’s Commentators
Alexander of Aphrodisias on the logical works of Aristotle
Porphyry's Isagoge and his Commentary to Aristotle's Categories
Ammonius commentaries on Prior and Posterior Analytics
Philoponus commentaries on Prior and Posterior Analytics
History of Logic from Eleventh to Fourteenth Century
Index of the Section The Development of Modern Logic
Index of the Section Contemporary Logic
Index of the Section Intercultural Logic
Index of the Section Historians of Logic