541. University of Pennsylvania, Ms. Codex 272 Title: Omnis mortalium cura Author: Antoninus of Florence Place: Stagno Date: 1466.
542. University of Pennsylvania, Ms. Codex 273 Title: Nicomachean ethics Author: Taddeo Alderotti Place: Italy Date: [before 1356]
543. University of Pennsylvania, Ms. Codex 274 Title: Sermons Author: Alessandro da Sassoferrato Place: Italy Date: 1462.
545. University of Pennsylvania, Ms. Codex 284 Title: Account book Author: Gisberto Orlandi Place: Italy Date: 1554-1620.
546. University of Pennsylvania, Ms. Codex 289 Title: Historia de Papa Allexandro Place: Venice Date: [between 1525 and 1575]
547. University of Pennsylvania, Ms. Codex 290 Title: Legend of the Theban legion Place: Italy Date: [14--]
548. University of Pennsylvania, Oversize Ms. Codex 291 Title: Records Author: Priori (Florence) Place: Florence Date: [between 1475 and 1525?]
549. University of Pennsylvania, Oversize Ms. Codex 299 Title: Notarial documents Author: Cavalli Place: Venice Date: [1597-1613]
550. University of Pennsylvania, Oversize Ms. Codex 29 Title: Papal bull Place: Avignon Date: [between 1350 and 1450]