1. University of Pennsylvania, Ms. Codex 1247 Title: Record of sale Author: Niccolò D'Andrea Piccolomini Place: Siena Date: 1469-1476.
2. University of Pennsylvania, Ms. Codex 1249 Title: Contracts Author: Pius III Place: Siena Date: between 1492 and 1502. [1502?]
3. University of Pennsylvania, Ms. Coll. 742 Folder 106 Title: Legal documents Author: Roman Catholic Archdiocese of Siena Date: 1331.
4. University of Pennsylvania, Ms. Coll. 742 Folder 107 Title: Minutes Author: Università de' mercanti (Siena) Date: 1399.
5. University of Pennsylvania, Ms. Coll. 742 Folder 10 Title: Notarial documents Author: Jacopo Piccolomini-Ammannati Date: 1307.
6. University of Pennsylvania, Ms. Coll. 742 Folder 110 Title: License Author: Biccherna Date: 1466-1488.
7. University of Pennsylvania, Ms. Coll. 742 Folder 111 Title: Proclamation Author: Roman Curia Date: 1473.
8. University of Pennsylvania, Ms. Coll. 742 Folder 113 Title: Legal documents Author: Ferdinand I of Naples Date: 1491.
9. University of Pennsylvania, Ms. Coll. 742 Folder 114 Title: Papal judgement Author: Pius III Date: 1499.
10. University of Pennsylvania, Ms. Coll. 742 Folder 115 Title: Papal judgement Author: Pius III Date: 1500.