Former Owner
- Arthur Vershbow2
- Ball Collection2
- Charles Carmichael Lacaita2
- Coella Lindsay Ricketts2
- Edmund Waterton2
- Galeazzo Maria Sforza2
- George C. Thomas2
- George Herbert Palmer2
- Harrison Horblit2
- Henry Ellis Allen2
- Henry George Bohn2
- Henry Harvey Frost2
- Henry Huth2
- Henry White2
- Henry Yates Thompson2
- House of Colonna2
- James C. Byrne2
- John Eliot Hodgkin2
- John Ruskin2
- John Towneley2