1. Free Library of Philadelphia, Lewis E M 21:29 DS ID: DS5021 Title: Choir book Place: Ferrara and Italy Date: 1490-1510
2. Free Library of Philadelphia, Lewis E M 27:15 DS ID: DS5146 Title: Antiphonary Place: Ferrara and Italy Date: 1540-1560
3. Newberry Library, VAULT folio Case MS 5321 DS ID: DS18247 Title: Cartulary Place: Ferrara and Italy Date: 1530-1586.