1. University of Pennsylvania, Ms. Coll. 742 Folder 54 DS ID: DS1874 Title: Petition Author: Santa Maria in Portico a Fontegiusta Date: 1488.
2. University of Pennsylvania, Ms. Coll. 742 Folder 27 DS ID: DS1845 Title: Petition Author: Batista Piccolomini Date: 1411.
3. University of Pennsylvania, Ms. Coll. 742 Folder 29 DS ID: DS1847 Title: Petition Author: Giovanni Piccolomini Date: 1421.