11. 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?]
13. 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)
14. University of Pennsylvania, LJS 400 Title: Sharḥ-i Zīj Gūrgānī Author: Ali Qushji Place: Iran Date: A.H. 899 (1493-1494)
15. University of Pennsylvania, LJS 403 Title: Alchemical miscellany Author: Ibrāhīm al-Ḥusaynī Place: Herat Date: A.H. 901-904 (1496-1499)
16. University of Pennsylvania, LJS 404 Title: Jāmiʻ al-ʻulūm Author: Fakhr al-Din al-Razi Place: Iran Date: [between 1200 and 1399?]
17. University of Pennsylvania, LJS 405 Title: Tasʹhīl al-naẓar wa-taʻjīl al-ẓafar Author: Al-Mawardi Place: Egypt Date: [1250-1350?]
18. University of Pennsylvania, LJS 407 Title: Astronomy Author: Nasir al-Din al-Tusi Date: [between 1500 and 1599?]
19. University of Pennsylvania, LJS 408 Title: Sharḥ al-Jaghmīnī Author: Qāḍī Zāda al-Rūmī Place: Samarkand Date: A.H. 830 (1427)
20. University of Pennsylvania, LJS 409 Title: Kitāb al-Kashf wa-al-bayān. Īḍāḥ al-rumūz fī al-burhān Date: [between 1600 and 1799?]