41. University of Pennsylvania, LJS 289 Title: Algorismus Place: Italy Date: [between 1450 and 1475?]
42. University of Pennsylvania, Oversize LJS 28 Title: Atlas Author: Battista Agnese Place: Venice Date: [between 1535 and 1538]
43. University of Pennsylvania, LJS 299 Title: Sefer ha-Ḳanon ... etc.. Author: Avicenna Place: Yemen Date: [1400-1525?]
44. University of Pennsylvania, LJS 300 Title: Calendarium and ephemerides. Author: Regiomontanus Place: Lambach Date: [circa 1500]
46. University of Pennsylvania, LJS 311 Title: Sefer ha-Ḳanon ... etc.. Author: Avicenna Place: Italy Date: [14--]
47. University of Pennsylvania, LJS 312 Title: ʻIr siḥon. Author: Joseph ben Moses Sarfati Place: Spain Date: [14--]
48. University of Pennsylvania, Oversize LJS 322 Title: Fragments from Books III-V of Qānūn fī al-ṭibb. Author: Avicenna Date: [12--?]
49. University of Pennsylvania, LJS 325 Title: Nicomachean Ethics Place: France and Italy Date: [after 1568]