581. University of Pennsylvania, Oversize Ms. Codex 1257 Title: Ars epistolandi Author: Antonius de Vecelli Place: Pieve di Cadore Date: 1414-1497.
582. University of Pennsylvania, Oversize Ms. Codex 1260 Title: Processi contra il vescovo Author: Sacro Regio Consiglio Place: Naples Date: 1499-1500.
584. University of Pennsylvania, Oversize Ms. Codex 1267 Title: Summa de vitiis Author: William Perault Place: Germany Date: [between 1475 and 1499]
585. University of Pennsylvania, Ms. Codex 1268 Title: Manuale notarii de rippis Author: Bernardo Canal Place: Catalonia Date: 1351-1352.
586. University of Pennsylvania, Oversize Ms. Codex 1271 Title: Opuscula Author: Thomas Aquinas Place: Paris Date: [between 1269 and 1323]
587. University of Pennsylvania, Oversize Ms. Codex 1285 Title: Survey of property Place: Département du Tarn Date: 1309.
588. University of Pennsylvania, Ms. Codex 131 Title: Alchemical texts Place: Italy Date: [between 1550 and 1650]
589. University of Pennsylvania, Ms. Codex 1329 Title: Cantica canticorum Author: Haimo of Auxerre Place: Italy Date: [between 1200 and 1230?]
590. University of Kansas, MS C25 Title: Psalterium abreviatum et varii tractatus. Place: Italy Date: after 1455.]