Former Owner
- Mary Schell Collins1
- Matteo Luigi Canonici1
- Maximilian Henry of Bavaria1
- Michael Bernays1
- Moritz Joseph Johann von Dietrichstein1
- Mortimer Frank1
- Muḥammad ʻAwwād ibn Ḥusayn Afandī1
- Noël Pinelli1
- Otto Orren Fisher1
- Paland, Irmengarde von1
- Paolo Giovio1
- Peretz ben Yehuda Mintz Ashkenazi1
- Philip Kerr, 11th Marquess of Lothian1
- Philippe II de Croÿ1
- Pierre Tassel1
- Pietro Giuseppe Ignati Mattei Cattochii1
- Pietro Millini1
- Prince Augustus Frederick, Duke of Sussex1
- Qāsim al-Īrawānī1
- Raphael Nathan Nata Rabinowitz1