Former Owner
- Muḥammad Ṣābir1
- Muṣṭafá Shāh ʻAlāʼī1
- N. Pauli1
- Nasir al-Din al-Tusi1
- Neuwerk Nunnery1
- Niccolò Albergati1
- Nicholas Bacon1
- Nicholas Chevalier1
- Nicolas Fowle1
- Nicolas Rauch1
- Nicolas Yemeniz1
- Nicolaus Pol1
- Notre-Dame de Macourt monastery1
- Nur al-Din Arslan Shah I1
- Omaha Public Library1
- Orlandus de Fatiis1
- Otto Haas1
- Otto Vollbehr1
- Owen D. Young1
- P. Desq1