Maximilianus Wallies & Henricus Schenkl 
Pars I: Themistii analyticorum posteriorum paraphrasis. Pars II: Themistii in Aristotelis physica paraphrasis. Pars III: Themistii in libros Aristotelis De anima paraphrasis [PDF ebook] 

Commentaries on Aristotle’s writings have been produced since the 2nd century AD.  This edition contains Greek commentaries on his work from the 3rd to the 8th centuries AD by, among others, Alexander of Aphrodiensias, Themistios, Joh. Philoponus, Simplicius in Greek.