Former Owner
- Bernard Rosenthal1
- Bibliotheca Philosophica Hermetica1
- Carleton Rubira Richmond1
- Carlo Archinto, 2nd Marquess of Parona, 3rd Count of Trainate1
- Charles Burr1
- Charles Eliot Norton1
- Charles Lormier1
- Coluccio Salutati1
- Domenico Silvio Passionei1
- Donald S. Klopfer1
- Donato II Silva1
- Edward Alexander Parsons1
- Edward Sandford Burgess1
- Ercole Silva1
- Eugenio Minutoli-Tegrimi1
- Evelyn Philip Shirley1
- Floriani family1
- Francesco Curadossi Squirhill1
- Francesco Taccone1
- Francis Campbell Macauley1