The Basic Works of Aristotle

Organon (The collection of Aristotle's logical treatises) --
Categoriae (Categories) (complete) --
De interpretatione (On interpretation) (complete) --
Analytica priora (Prior analytics) (book 1, chapters 1-7, 13, 23-31 
 book 2, chapters 16-27) --
Analytica posteriora (Posterior analytics) (complete) --
Topica (Topics) (book 1 
 books 2-8 omitted) --
De sophisticis elenchis (On Sophistical refutations) (chapters 1-3 and 34 
 [chapters 4-33 omitted]) --
Physica (Physics) (complete) --
De caelo (On the heavens) (books 1,2 [chapters 13 and 14], 3 and 4 
 [chapters 1-12 of book 2 omitted]) --
De generatione et corruptione (On generation and corruption) (complete) --
De anima (On the soul) (complete) --
Parva naturalia (The short physical treatises) --
De memoria et reminiscentia (On memory and reminiscence) (complete) --
De somniis (On dreams) (complete) --
De divinatione per somnum (On prophesying by dreams) (complete) --
Historia animalium (The history of animals) (book 5, chapter 1 
 book 8, chapter 1 
 book 9, chapter 1) --
De partibus animalium (On the parts of animals) (book 1, chapters 1-5 
 book 2, chapter 1) --
De generatione animalium (On the generation of animals) (book 1, chapters 1, 17-18, 20-23) --
Metaphysica (Metaphysics) (complete) --
Ethica nicomachea (Nicomachean ethics) (complete) --
Politica (Politics) (complete) --
Rhetorica (Rhetoric) (books 1 and 2 complete 
 book 3, chapters 1, 13-19 [chapters 2-12 omitted]) --
De poetica (Poetics) (complete).