1. University of Pennsylvania, Ms. Coll. 764 Item 116a DS ID: DS1943 Title: Power of attorney Date: 1423.
2. Newberry Library, VAULT folio Case MS 5321 DS ID: DS18247 Title: Cartulary Place: Ferrara and Italy Date: 1530-1586.
3. University of Pennsylvania, Ms. Codex 498 DS ID: DS1540 Title: Notarial document Place: Ferrara Date: 1506-1668.