22. University of Pennsylvania, LJS 37 Title: Elements Author: Euclid Place: Egypt Date: A.H. 502 (1108-1109)
23. University of Pennsylvania, LJS 382 Title: Alchemical texts Author: Georg Hayniger Place: Vienna Date: [circa 1476]
24. University of Pennsylvania, LJS 384 Title: Philosophia mundi Author: William of Conches Place: Germany Date: [circa 1150]
25. University of Pennsylvania, LJS 388 Title: Mulakhkhaṣ fī al-hayʼah Author: Jaghmini Place: Iran Date: A.H. 786 (1384)
27. University of Pennsylvania, LJS 392 Title: Tafsīr al-Taḥrīr Author: Nizam al-Din al-Nisaburi Place: Iran Date: A.H. 813 (1411)
28. University of Pennsylvania, LJS 397 Title: Astronomical texts Place: Wittenberg Date: [circa 1550]
29. University of Pennsylvania, LJS 400 Title: Sharḥ-i Zīj Gūrgānī Author: Ali Qushji Place: Iran Date: A.H. 899 (1493-1494)
30. University of Pennsylvania, LJS 404 Title: Jāmiʻ al-ʻulūm Author: Fakhr al-Din al-Razi Place: Iran Date: [between 1200 and 1399?]