Former Owner
- M. Favia del Core1
- Marcantonio Contarini1
- Marcela Gabriela1
- Marchese Linterno1
- Maria Ludovica Favia del Core Borromeo1
- Marie Cleophe de Sollario1
- Marie de Albano1
- Martin Breslauer1
- Maurilio Morazio1
- Mercantile Library Company1
- Morris Jastrow, Jr.1
- Omaha Public Library1
- Paul Gottschalk1
- Paul Sabatier1
- Pazzi family1
- Philip Augustus Hanrott1
- Piero Ginori Conti1
- Raoul Chandon de Briailles1
- Richard Priestley1
- Robert Wheeler Willson1