241. University of Pennsylvania, Ms. Codex 745 Title: Rationale divinorum officiorum Author: Guillaume Durand Place: Bologna Date: [1592?]
242. University of Pennsylvania, Ms. Codex 746 Title: Breviary Author: Catholic Church Place: Avignon Date: [14--]
243. University of Pennsylvania, Ms. Codex 748 Title: De educatione liberorum et eorum claris moribus Author: Maffeo Vegio Place: Rome Date: [1443]
244. University of Pennsylvania, Ms. Codex 750 Title: Sacramentary Place: Germany Date: [between 1370 and 1499]
245. University of Pennsylvania, Ms. Codex 754 Title: Chronicle Place: Florence Date: [between 1464 and 1476]
246. University of Pennsylvania, Ms. Codex 758 Title: Chant book Author: Catholic Church Date: [14--?]
247. University of Pennsylvania, Oversize Ms. Codex 760 Title: Nicomachean ethics Author: Aristotle Place: Italy Date: [14--]
248. University of Pennsylvania, Ms. Codex 761 Title: De chorographia Place: Italy Date: [circa 1500]
249. University of Pennsylvania, Ms. Codex 762 Title: Alphabetum malarum mulierum Place: Italy Date: [14--]
250. University of Pennsylvania, Oversize Ms. Codex 763 Title: Metaphysics (Aristotle) Author: Aristotle Place: Germany Date: [14--]