591. University of Pennsylvania, Ms. Codex 451 Title: Itineraries Author: Bartolomeo Fontana Place: Venice Date: [1541-ca. 1599]
592. University of Pennsylvania, Ms. Codex 454 Title: Morte dell'Illustrissimo Signor Troilo Savello Author: Giuseppe Biondi Place: Rome Date: [1600?]
593. University of Pennsylvania, Oversize Ms. Codex 456 Title: Lettere di diversi principi et huomini illustri Place: Italy Date: [1550-1599]
594. University of Pennsylvania, Oversize Ms. Codex 461 Title: Vita di Bartolommeo Author: Luca della Robbia Place: Florence Date: [1600?]
595. University of Pennsylvania, Oversize Ms. Codex 466 Title: Letters Author: Pier Francesco Portinari Place: Florence Date: 1529.
596. University of Pennsylvania, Ms. Codex 468 Title: Handbook of arithmetic Author: Giovanni Domenico Marchesi Place: Lombardy Date: [1578?]
597. University of Pennsylvania, Ms. Codex 469 Title: Ethica secondo la dottrina d'Aristotile : a lo illustrissimo reverendissimo Don Hippolito da Este, secondo cardinale di Fèrrara / Author: Gabriele Cesano Place: Saluzzo Date: [1560?]
598. University of Pennsylvania, Ms. Codex 48 Title: Rumori di Napoli in tempo del governo del vicere Don Pietro di Toledo : Premessovi un ragionamento di quanto successe a i baroni / Author: Antonino Castaldo Place: Italy Date: [between 1570 and 1650]
599. University of Pennsylvania, Oversize Ms. Codex 492 Title: Livre des assises Author: John of Ibelin Place: Cyprus Date: 1533.
600. University of Pennsylvania, Oversize Ms. Codex 498 Title: Notarial documents Place: Ferrara Date: 1506-1668.