31. University of Pennsylvania, LJS 392 Title: Tafsīr al-Taḥrīr Author: Nizam al-Din al-Nisaburi Place: Iran Date: A.H. 813 (1411)
32. University of Pennsylvania, LJS 400 Title: Sharḥ-i Zīj Gūrgānī Author: Ali Qushji Place: Iran Date: A.H. 899 (1493-1494)
33. University of Pennsylvania, LJS 403 Title: Alchemical miscellany Author: Ibrāhīm al-Ḥusaynī Place: Herat Date: A.H. 901-904 (1496-1499)
34. University of Pennsylvania, LJS 408 Title: Sharḥ al-Jaghmīnī Author: Qāḍī Zāda al-Rūmī Place: Samarkand Date: A.H. 830 (1427)
35. University of Pennsylvania, LJS 412 Title: Treatise on astronomy Place: Cairo Date: A.H. 950 (1543)
37. University of Pennsylvania, Oversize LJS 417 Title: Qānūn fī al-ṭibb Author: Avicenna Date: A.H. 899-904 (1494-1498)
38. University of Pennsylvania, LJS 424 Title: Nonus Almansoris cum annotationibus Doctoris S? : varia alia opuscula. Author: Johannes Mellarinus Place: Bologna Date: 1500-1501.
39. University of Pennsylvania, Oversize LJS 427 Title: Qānūn fī al-ṭibb Author: Avicenna Place: Persia Date: A.H. 989 (1581)
40. University of Pennsylvania, LJS 435 Title: Maqālah fī al-ʻamal bi-al-yad Author: Abu al-Qasim al-Zahrawi Place: A.H. 869 (1464) Date: 1464