21. University of Pennsylvania, LJS 458 Title: Abscondita naturae : collecta ab diversis philosophorum et medicorum voluminibus / Author: Marco Girolamo Vida Place: Cremona Date: 1545.
23. University of Pennsylvania, Oversize LJS 47 Title: De institutione musica Author: Boethius Place: France Date: 1490
24. University of Pennsylvania, LJS 483 Title: Commentary on Aristotle's Physics Place: Ingolstadt Date: [circa 1480]
25. University of Pennsylvania, LJS 487 Title: Treatises on astronomical instruments Place: France Date: [between 1500 and 1599]
27. University of Pennsylvania, LJS 497 Title: Canones vel operationes in operando quadrante Place: Italy Date: [circa 1502]
28. University of Pennsylvania, Oversize LJS 64 Title: Novae theoricae planetarum Place: Padua Date: [between 1525 and 1575]
29. University of Pennsylvania, Folio Inc P-762 Title: De re coquinaria Author: Marcus Gavius Apicius Place: Italy Date: [between 1475 and 1499]
30. University of Pennsylvania, Misc Mss Box 6 Folder 54 Title: Miscellany Author: Ferdinand II, Archduke of Austria Date: 1592-1593.