992. University of Pennsylvania, Oversize Ms. Codex 1392 Title: Ledger Author: Simone Gondi Place: Italy Date: 1533-1535.
993. University of Pennsylvania, Ms. Codex 1393 Title: Ledger Author: Lorenzo Gondi Place: Italy Date: 1542-1618.
994. University of Pennsylvania, Ms. Codex 1395 Title: Ledger Author: Bernardo Allegri Place: Italy Date: 1558-1560.
999. University of Pennsylvania, Oversize Ms. Codex 1404 Title: Ledger Author: Girolamo di Domenico Vanni Place: Italy Date: 1565-1568.
1000. University of Pennsylvania, Oversize Ms. Codex 1405 Title: Ledger Place: Italy Date: 1550-1558.