Former Owner
- Nasir al-Din al-Tusi1
- National Library of Greece1
- Nicolai Briganti1
- Nicolas Antoine Labbey de Billy1
- Nicolas Moreau1
- Nicolaus de Monte Murro1
- Norman H. Strouse1
- Norza, Leon1
- Oettingen-Wallerstein library1
- Okar, Baganbhaṭṭa1
- Otto Ege1
- Otto Jahn1
- Otto Orren Fisher1
- Owen D. Young1
- P. Desq1
- Paolo Giovio1
- ParvaṇIkara Govindabhaṭṭaputra1
- Pauline Fore Moffitt1
- Paulus de Graecus1
- Paurāṇika, Rāmacandrabhaṭṭa1