1. University of Pennsylvania, LJS 271 Title: Niccolò di Giovanni Machiavelli receipt Author: Niccolò di Giovanni Machiavelli Date: 1531.
2. University of Pennsylvania, Oversize LJS 496 Title: Treatise on practical mathematical calculation Place: Italy Date: [between 1475 and 1499]
3. University of Pennsylvania, Oversize Ms. Codex 102 Title: Account book Author: Alamanno de' Medici Place: Florence Date: 1468-1488.
4. University of Pennsylvania, Oversize Ms. Codex 1258 Title: Notarial documents Author: Ressani family Place: Pinerolo Date: 1559-1609.
9. University of Pennsylvania, Oversize Ms. Codex 1276 Title: Inventory Author: Bivigliano de' Medici Place: Florence Date: 1534-1544.