Former Owner
- George Parker, 2nd Earl of Macclesfield1
- Hans P. Kraus1
- Harry Levinson1
- Henry Harvey Frost1
- Homer D. Crotty1
- Howard Lehman Goodhart1
- Hákon Snæbjörnson1
- J. Palmer1
- Johannes Vivianus1
- John Henry Ellis1
- John Hinsdale Scheide1
- John Peacock1
- John Willis1
- Juan Burgueño1
- Juan de Londono1
- Julian Burgueño1
- Jón Þorstensson1
- Konrad von Maurer1
- Law Society1
- Leo Olschki1