Former Owner
- Emile Gay1
- Frank W. Gunsaulus1
- Gaetano Schiepati1
- Garegnano Charterhouse1
- George C. Thomas1
- George Dawson Coleman1
- George Dunn1
- George F. Leighton1
- George Leveson-Gower, 1st Duke of Sutherland1
- George Livermore1
- George W. Fitzwilliam1
- Giuseppe Bruschetti1
- Guglielmo Libri Carucci dalla Sommaja1
- Guillemme Broullin1
- H. P. Kraus (firm)1
- Hans P. Kraus1
- Harold Baillie Weaver1
- Harry Levinson1
- Henry Drury1
- Henry Gee Barnard1