31. University of Pennsylvania, Ms. Codex 1499 DS ID: DS1378 Title: Ledger Place: Florence Date: 1506-1537.
32. University of Pennsylvania, Ms. Codex 1500 DS ID: DS1380 Title: Ledger Place: Italy Date: 1557-1558.
33. University of Pennsylvania, Ms. Codex 1524 DS ID: DS1394 Title: Ledger Place: Florence Date: 1581-1583.
34. University of Pennsylvania, Ms. Codex 1539 DS ID: DS1403 Title: Ledger Place: Italy Date: 1563-1569.
35. Wellesley College, P703 DS ID: DS16419 Title: Ledger Place: Florence and Italy Date: between 1397 and 1400