72. University of Pennsylvania, LJS 386 Title: Mīzān al-ḥikmah Author: Al-Khazini Date: [1250?-1350?]
73. University of Pennsylvania, LJS 388 Title: Mulakhkhaṣ fī al-hayʼah Author: Jaghmini Place: Iran Date: A.H. 786 (1384)
75. University of Pennsylvania, LJS 392 Title: Tafsīr al-Taḥrīr Author: Nizam al-Din al-Nisaburi Place: Iran Date: A.H. 813 (1411)
76. University of Pennsylvania, LJS 393 Title: Sharḥ Fusūl Ibuqrāṭ Author: Abū al-Qāsim ʻAbd al-Raḥmān ibn ʻAlī ibn Abī Ṣādiq al Nīsābūrī Place: Egypt Date: [between 1300 and 1399?]
77. University of Pennsylvania, LJS 395 Title: De proprietatibus rerum Author: Bartholomew Anglicus Date: 1200s.
78. University of Pennsylvania, LJS 397 Title: Astronomical texts Place: Wittenberg Date: [circa 1550]
79. University of Pennsylvania, LJS 398 Title: Maqālah fī khalq al-insān Author: Saʻīd ibn Hibat Allāh ibn al-Ḥusayn Place: Syria Date: A.H. 689 (1290)
80. University of Pennsylvania, LJS 400 Title: Sharḥ-i Zīj Gūrgānī Author: Ali Qushji Place: Iran Date: A.H. 899 (1493-1494)