1. University of Pennsylvania, Oversize LJS 231 Title: Statutum habelle communum et terrarum Barge Date: 1346
4. University of Pennsylvania, Oversize LJS 212 Title: Manuscript leaf from expense records Date: 1380.
6. University of Pennsylvania, LJS 296 Author: Yaḥyá ibn Aḥmad Kāshānī Place: Isfahan Date: A.H. 720 (1320)
8. University of Pennsylvania, LJS 388 Title: Mulakhkhaṣ fī al-hayʼah Author: Jaghmini Place: Iran Date: A.H. 786 (1384)
9. University of Pennsylvania, LJS 456 Title: Secretum secretorum Place: Andalusia Date: A.H. 797 (1394)
10. University of Pennsylvania, Oversize LJS 486 Title: Kitāb Alghāz fī al-lughah al-ʻArabīyah Place: Egypt Date: A.H. 720 (1320)