1. University of Pennsylvania, Ms. Codex 763 DS ID: DS1661 Title: Metaphysics (Aristotle) Author: Aristotle Place: Germany Date: 14--
2. Cornell University, Archives 6532.03.19 DS ID: DS12238 Title: Metaphysics (Aristotle) Author: Aristotle Place: England Date: between circa 1400 and 1499.