Former Owner
- Maggs Bros Ltd1
- Marcantonio Contarini1
- Marcela Gabriela1
- Marchese Linterno1
- Marie Cleophe de Sollario1
- Marie Thomas1
- Marie de Albano1
- Martin Breslauer1
- Matteo Luigi Canonici1
- Morris Jastrow, Jr.1
- Nanna Corbinello1
- Omaha Public Library1
- Paolo Giovio1
- Paul Gottschalk1
- Paul Sabatier1
- Pauline Fore Moffitt1
- Pazzi family1
- Philippe II de Croÿ1
- Pietro Millini1
- Raoul Chandon de Briailles1