31. University of Pennsylvania, Ms. Coll. 742 Folder 26 Title: Will Author: Guido di Biagio di Carlo Piccolomini Date: 1410.
32. University of Pennsylvania, Ms. Coll. 742 Folder 27 Title: Petition Author: Batista Piccolomini Date: 1411.
33. University of Pennsylvania, Ms. Coll. 742 Folder 28 Title: Family documents Author: Malavolti family Date: 1413.
34. University of Pennsylvania, Ms. Coll. 742 Folder 29 Title: Petition Author: Giovanni Piccolomini Date: 1421.
35. University of Pennsylvania, Ms. Coll. 742 Folder 30 Title: Notarial documents Author: Rapolano Terme Date: 1431.
37. University of Pennsylvania, Ms. Coll. 742 Folder 34 Title: Notarial documents Author: Università de' mercanti (Siena) Date: 1439.
38. University of Pennsylvania, Ms. Coll. 742 Folder 36 Title: Notarial documents Author: Roman Catholic Archdiocese of Siena Date: 1456.