Former Owner
- Archibald Primrose, 5th Earl of Rosebery1
- Arnold Mettler1
- Arthur Liddell, 5th Baron Ravensworth1
- Asahel Grant1
- B.S. Cron1
- Bartolomeo di Larione Martelli1
- Benetto Spinelli1
- Bergendal Collection1
- Bernard M. Rosenthal1
- Biblioteka Tulezynska1
- Bibliotheque Seminaire de Notre Dame de Puy1
- Bridget Hunt1
- C. Bruscoli1
- Carlo Archinto, 2nd Marquess of Parona, 3rd Count of Trainate1
- Castelluci1
- Cecil H. Clough1
- Charles Alexander de Cosson1
- Charles Bruce, 3rd Earl of Ailesbury1
- Charles Butler1
- Charles Chardin1