1. University of Pennsylvania, Ms. Codex 1403 DS ID: DS1098 Title: Ledger Place: Italy Date: 1559-1566.
2. University of Pennsylvania, Ms. Codex 1404 DS ID: DS1099 Title: Ledger Author: Girolamo di Domenico Vanni Place: Italy Date: 1565-1568.
3. University of Pennsylvania, Ms. Codex 1524 DS ID: DS1394 Title: Ledger Place: Florence Date: 1581-1583.