Keywords
- Nofrio, Jacopo di1
- North, Edward North, Baron, 1496?-15641
- Novi, Lisa di1
- Novitiate1
- Obligations (Law)1
- Octavia, Empress, consort of Nero, Emperor of Rome, approximately 42-621
- Oedipus (Greek mythological figure)1
- Old age1
- Ontology1
- Orden de Santiago1
- Oria, Johannes d'1
- Orlandini, Stefano1
- Orthodox Eastern Church1
- Orto, Giovanni dall'1
- Otto I, Holy Roman Emperor, 912-9731
- Paffiere, Arcangelo1
- Paffiere, Matteo1
- Paganelli, Roberto1
- Pagani, Angiola1
- Pagliaiolo, Cenni1