Former Owner
- Mary Lacaita2
- Melk Abbey2
- Messieurs Du Trieu2
- Michael Tomkinson2
- Michele Cavaleri2
- Nafīsah bint al-Ḥājj Muḥammad Ghalyūn2
- Nicholas Bacon2
- Nicolas Antoine Labbey de Billy2
- Oliver R. Barrett2
- Oswald Carl Friedrich von Seilern und Aspang2
- Paolo Vimercati Sozzi2
- Paul Gottschalk2
- Paul Sabatier2
- Peter Arrell Brown Widener2
- Peter Arrell Brown Widener II2
- Peter Le Neve2
- Peter Ludwig2
- Philip C. Duschnes2
- Philip Hofer2
- Pierre Gélis-Didot2