1. University of Pennsylvania, Oversize LJS 280 Title: Decretales Gregorii IX Author: Catholic Church Place: France Date: [between 1250 and 1299]
2. University of Pennsylvania, LJS 37 Title: Elements Author: Euclid Place: Egypt Date: A.H. 502 (1108-1109)
3. University of Pennsylvania, LJS 460 Title: Elements Author: Euclid Place: Egypt Date: A.H. 502 (1108-1109)
4. University of Pennsylvania, Ms. Coll 390, Item 1721 Title: Vaiyākaraṇasiddhāntalaghumañjūṣā Author: Nāgeśabhaṭṭa Date: circa 1700-1850.