1. University of Pennsylvania, Ms. Codex 263 DS ID: DS1474 Title: Il Publico di Lorenzo Spirito Perugino Author: Lorenzo Spirito Gualtieri Place: Italy Date: between 1550 and 1599
2. University of Pennsylvania, Ms. Codex 81 DS ID: DS1674 Title: Proceedings Author: Podestà of Perugia Place: Perugia Date: 1448-1449.