1. University of Pennsylvania, Ms. Codex 1508 Title: Ledger Author: Alamanno de' Medici Place: Florence Date: 1475-1483.
2. University of Pennsylvania, Oversize Ms. Codex 1524 Title: Ledger Place: Florence Date: 1581-1583.
3. University of Pennsylvania, Oversize Ms. Codex 1537 Title: Filza di scritture de signori Medici : segnata: con la lettera F. Place: Florence Date: 1506-1538.