- Bishops--Appointment, call, and election2
- Catholic Church2
- Catholic Church. Archdiocese of Siena (Italy)2
- Fifteenth century2
- Forgiveness of sin2
- Italy--Montemarciano2
- Italy--Tortona2
- Italy--Volterra2
- Piccolomini della Triana, Silvio, 1878-19622
- San Marziano (Monastery : Tortona, Italy)2
- Santa Trinità di Spineto (Monastery : Sarteano, Italy)2
- bullae (seals)2
- codices (bound manuscripts)2
- financial records2
- indulgences (documents)2
- 1099-12441
- Agazaria, Claudio Boncompagni di1
- Alexander III, Pope, -11811
- Atlases (Geographic)1
- Batignano, Carlo Gasparie di1