- Catholic Church4
- Catholic Church. Cancellaria Apostolica4
- Church history4
- Italy--Siena (Province)4
- Benedictine monasteries3
- Catholic Church. Archdiocese of Siena (Italy)3
- Excommunication--Catholic Church3
- International relations3
- Italy--Florence3
- Italy--Sarteano3
- Italy--Venice3
- Manuscripts, European3
- Piccolomini della Triana, Silvio, 1878-19623
- Piccolomini, Ascanio Francesco3
- Pius III, Pope, approximately 1440-15033
- Tolomei, Lelio3
- Bandini, Francesco, 1505-15882
- Bishops--Appointment, call, and election2
- Civil law2
- Europe--Holy Roman Empire2