Former Owner
- Norman Winestine1
- Northwich Library1
- Notre-Dame de Macourt monastery1
- Notre-Dame monastery (Ambert, France)1
- Novalesa Abbey1
- Noël Pinelli1
- Nur al-Din Arslan Shah I1
- Nārāyaṇa Gālane1
- Nīlakaṇṭha Tanūja1
- O. A. Bump1
- Ochsenhausen Abbey1
- Octave Chavaillor1
- Offley Bohun Stovin Fairless Shore1
- Ohio State University Center for Epigraphical and Palaeographical Studies1
- Ohio State University School of Music1
- Omaha Public Library1
- On inside front cover: "Graf v. Villers von Burges<?>, 1817" in ink; "London [Lauden?] 21535x" in pencil; "Douanes Paris Exposition" on a faded round pink sticker. "Memorandum from the Johnson Library" note inside book.1
- Orlandus de Fatiis1
- Otto Haas1
- Otto Schäfer1