1. University of Pennsylvania, Oversize LJS 322 Title: Fragments from Books III-V of Qānūn fī al-ṭibb. Author: Avicenna Date: [12--?]
2. University of Pennsylvania, LJS 35 Title: Decretales Gregorii IX Author: Catholic Church Date: between 1240 and 1260.
3. University of Pennsylvania, Oversize LJS 391 Title: Kitāb al-Manṣūrī Author: Abu Bakr al-Razi Date: between 1200 and 1225?
4. University of Pennsylvania, LJS 460 Title: Elements Author: Euclid Place: Egypt Date: A.H. 502 (1108-1109)