1. University of Pennsylvania, LJS 42 Title: Bet Elohim. Shaʻar ha-shamayim. Author: Moses Almosnino Place: Salonika Date: [1551]
2. University of Pennsylvania, LJS 468 Title: Meḳitse nirdamim Author: Meir ben Solomon Alguadez Place: Italy Date: [after 1546]
3. University of Pennsylvania, LJS 469 Title: Qānūn fī al-ṭibb Author: Avicenna Place: Italy Date: [circa 1490]
5. University of Pennsylvania, LJS 471 Title: Medical miscellany Author: Gentile da Foligno Place: Italy Date: [circa 1350-1499]
6. University of Pennsylvania, LJS 472 Title: Ḥeshbon mahalkhot ha-kokhavim Author: Abraham bar Hiyya Place: Spain Date: [14--]
7. University of Pennsylvania, LJS 476 Title: Yesod ʻolam Author: Isaac Israeli ben Joseph Place: Spain Date: [1460?]
8. University of Pennsylvania, LJS 492 Title: Medical miscellany Place: Spain Date: [between 1425 and 1475]
9. University of Pennsylvania, LJS 494 Title: Sphaera mundi Author: Johannes de Sacrobosco Place: Italy Date: [between 1425 and 1450]
10. University of Pennsylvania, LJS 498 Title: Tsurat ha-arets Author: Abraham bar Hiyya Place: Graz Date: [1542-1599?]