1. University of Pennsylvania, LJS 37 Title: Elements Author: Euclid Place: Egypt Date: A.H. 502 (1108-1109)
2. University of Pennsylvania, LJS 394 Title: Ṣiḥāḥ Author: Ismail ibn Hammad al-Jawhari Place: Egypt Date: [13--?]
3. University of Pennsylvania, LJS 405 Title: Tasʹhīl al-naẓar wa-taʻjīl al-ẓafar Author: Al-Mawardi Place: Egypt Date: [1250-1350?]
4. University of Pennsylvania, LJS 455 Title: Fawāʼid al-ḥabīb. Zinjār al-ḥukamāʼ Author: Abu ʻAbd Allāh Muḥammad ibn al-Bahāʼ Place: Egypt Date: [1400?]
5. University of Pennsylvania, LJS 460 Title: Elements Author: Euclid Place: Egypt Date: A.H. 502 (1108-1109)