Former Owner
- Leonhardus Cuntius1
- Louis César de La Baume Le Blanc1
- Luis Escobet1
- Manuel John Johnson1
- Marcianus F. Rossi1
- Marie-Caroline of Bourbon-Two Sicilies, Duchess of Berry1
- Marino Grimani1
- Menaḥem Naḥum, ha-Leṿi, mi-ḳ.ḳ. Dribin1
- Michiel family1
- Milton Fischmann1
- Monasterium sanctorum quadraginta martyrum (Treviso Italy)1
- Morris H. Morgan1
- Morris Jastrow, Jr.1
- Nicolai Briganti1
- Nicolas Antoine Labbey de Billy1
- Nicolaus de Monte Murro1
- Otto Jahn1
- Otto Vollbehr1
- Philip Augustus Hanrott1
- Piero Ginori Conti1