431. University of Pennsylvania, LJS 457 Title: Logica parva Author: Paul of Venice Place: Perugia Date: 1475.
432. University of Pennsylvania, LJS 458 Title: Abscondita naturae : collecta ab diversis philosophorum et medicorum voluminibus / Author: Marco Girolamo Vida Place: Cremona Date: 1545.
433. University of Pennsylvania, LJS 462 Title: Algorismus Author: Alexander of Villedieu Place: Spain Date: [between 1300 and 1350]
437. University of Pennsylvania, Oversize LJS 47 Title: De institutione musica Author: Boethius Place: France Date: 1490
438. University of Pennsylvania, Oversize LJS 482 Title: Commentary on De generatione et corruptione Author: Albertus Magnus Place: Toulouse Date: [between 1275 and 1299]
439. University of Pennsylvania, LJS 483 Title: Commentary on Aristotle's Physics Place: Ingolstadt Date: [circa 1480]
440. University of Pennsylvania, LJS 487 Title: Treatises on astronomical instruments Place: France Date: [between 1500 and 1599]