51. University of Pennsylvania, Oversize LJS 47 Title: De institutione musica Author: Boethius Place: France Date: 1490
52. University of Pennsylvania, Oversize LJS 482 Title: Commentary on De generatione et corruptione Author: Albertus Magnus Place: Toulouse Date: [between 1275 and 1299]
53. University of Pennsylvania, LJS 483 Title: Commentary on Aristotle's Physics Place: Ingolstadt Date: [circa 1480]
54. University of Pennsylvania, LJS 487 Title: Treatises on astronomical instruments Place: France Date: [between 1500 and 1599]
55. University of Pennsylvania, Oversize LJS 48 Title: Instrumenta feudorum castri Sone : cum privilegio comitatus in personam Don Ioannis et fratrum ac descendentium de Faelis. Place: Verona Date: 1504-1530.
57. University of Pennsylvania, LJS 497 Title: Canones vel operationes in operando quadrante Place: Italy Date: [circa 1502]
59. University of Pennsylvania, Oversize LJS 501 Title: Bāriʻ fī aḥkām al-nujūm Author: Haly Abenragel Place: England Date: [approximately 1320]
60. University of Pennsylvania, LJS 54 Title: Cartulary Author: Magister Contarinus Place: Padua Date: [between 1227 and 1237]