Former Owner
- George Livermore1
- Giacomo Bianconi1
- Giuseppe Martini1
- Gudrun Wandel1
- Guglielmo Libri Carucci dalla Sommaja1
- Guillemme Broullin1
- Hamilton Cole1
- Harold Baillie Weaver1
- Harry Levinson1
- Heinrich Eisinger1
- Helge Frank1
- Henry Cadbury1
- Henry Digby1
- Henry Huth1
- Henry Malcolm Fraser1
- Herbert Bloch1
- Herman C. Hoskier1
- Himmerod Abbey1
- Hodgson & Co.1
- Homer Lewis Bartlett1