492. University of Pennsylvania, Oversize Ms. Codex 1537 Title: Filza di scritture de signori Medici : segnata: con la lettera F. Place: Florence Date: 1506-1538.
495. University of Pennsylvania, Oversize Ms. Codex 153 Title: Dispatch Author: Ferdinand II of Aragon Place: Spain Date: 1507.
496. University of Pennsylvania, Oversize Ms. Codex 1540 Title: Alphabetical index to Medici (?) account book. Place: Italy Date: 1539-1540.
497. University of Pennsylvania, Oversize Ms. Codex 1542 Title: Examination of witnesses Place: Macerata Date: [after 1508]
498. University of Pennsylvania, Oversize Ms. Codex 1548 Title: Filza LII segnata Place: Florence Date: 1478-1667.
499. University of Pennsylvania, Oversize Ms. Codex 1550 Title: Racccolti del entrata delle gabelle delle bestie Place: Florence Date: 1575.
500. University of Pennsylvania, Oversize Ms. Codex 1551 Title: Ledger Author: Alfonso Gondi Place: Florence Date: 1575.