1. Free Library of Philadelphia, Lewis E 15 DS ID: DS4381 Title: Organon Author: Aristotle Place: Italy Date: 1285-1299
2. Ohio State University, Spec.Rare.MS.MR.Frag.415 DS ID: DS11833 Title: De finibus bonorum et malorum Author: Cicero Place: Italy and Veneto Date: ca. 1450-1475