1. University of Pennsylvania, Oversize Ms. Codex 1379 Title: Ledger Author: Andrea Amadori Place: Italy Date: 1537-1556.
2. University of Pennsylvania, Ms. Codex 1381 Title: Ledger Author: Andrea Amadori Place: Italy Date: 1547-1552.
3. University of Pennsylvania, Ms. Codex 1382 Title: Ledger Author: Andrea Amadori Place: Italy Date: 1552-1566.