Former Owner
- Guglielmo Libri Carucci dalla Sommaja1
- Guillemme Broullin1
- H. P. Kraus (firm)1
- Henri Auguste Brölemann1
- Henry Charles Lea1
- Henry Drury1
- Henry Gee Barnard1
- Henry Newham Davis1
- Henry Probasco1
- Herschel V. Jones1
- Isabelle de Lévis1
- Johann Heinrich van Ess1
- John M Cuthbert1
- John McRay1
- John Roland Abbey1
- John Ruskin1
- Joseph E. Widener1
- José Antonio Conde1
- Laurence William Hodson1
- Louis II, Count of Flanders1