1. University of Pennsylvania, Oversize LJS 189 Author: Zayn al-Din Gorgani Place: Persia Date: [between 1300 and 1399?]
2. University of Pennsylvania, LJS 387 Title: al-Qāmūs al-muḥīṭ Author: Fairuzabadi Place: Iran Date: [between 1350 and 1450?]
3. 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?]
4. University of Pennsylvania, LJS 394 Title: Ṣiḥāḥ Author: Ismail ibn Hammad al-Jawhari Place: Egypt Date: [13--?]
5. University of Pennsylvania, LJS 426 Title: Qānūn fī al-ṭibb Author: Avicenna Place: Iran Date: [between 1375 and 1399?]
6. University of Pennsylvania, LJS 436 Title: Ḍawʼ al-sirāj Author: Maḥmūd ibn Abī Bakr Faraḍī Date: A.H. 723-747 (1323-1347)
7. University of Pennsylvania, LJS 439 Title: Book on the configuration of the orb Author: Dunash ibn Tamim Place: Seville Date: [13--?]
8. University of Pennsylvania, LJS 465 Title: Poem Author: Ibn Luyun Place: Spain Date: [13--?-14--?]
9. University of Pennsylvania, LJS 467 Title: Hādhā min Khawāṣs al-manāzil wa-hiya fī al-maghrib anwāʼ Place: North Africa Date: [13--?-15--?]