1. University of Pennsylvania, LJS 26 Title: Algorismus Author: Johannes de Sacrobosco Place: Italy Date: [between 1225 and 1275]
2. University of Pennsylvania, Oversize LJS 25 Title: Metaphysics Author: Aristotle Place: Italy Date: [1275-1299?]
3. University of Pennsylvania, Oversize LJS 177 Title: Paludi Pontine Place: Italy Date: [1586-1760?]
5. University of Pennsylvania, LJS 380 Title: Pros mathēmatikous Author: Sextus Empiricus Place: Italy Date: [between 1430 and 1450]
6. University of Pennsylvania, Oversize LJS 418 Title: Passio sancti Blasii Place: Italy Date: [12--]
8. University of Pennsylvania, LJS 471 Title: Medical miscellany Author: Gentile da Foligno Place: Italy Date: [circa 1350-1499]
9. University of Pennsylvania, LJS 60 Title: De chorographia Author: Pomponius Mela Place: Italy Date: [between 1440 and 1450]
10. University of Pennsylvania, Ms. Codex 104 Title: Le constitutione delle Suore della penitentia de Santo Domenico Place: Italy Date: [between 1475 and 1499]