Former Owner
- Niccolò Albergati1
- Niccolò Perotti1
- Nicholas B. Scheetz1
- Nicholas Bacon2
- Nicholas Chevalier1
- Nicholas Herry1
- Nicolai Briganti1
- Nicolas Antoine Labbey de Billy4
- Nicolas Fowle1
- Nicolas Rauch1
- Nicolaus Pol1
- Nicolaus de Monte Murro1
- Norman H. Strouse4
- Northwich Library1
- Notre-Dame de Macourt monastery1
- Notre-Dame monastery (Ambert, France)1
- Novalesa Abbey1
- O. A. Bump1
- Ochsenhausen Abbey1
- Oettingen-Wallerstein library1