Former Owner
- Henry Ellis Allen1
- Henry Huth2
- Henry Probasco2
- Henry Yates Thompson1
- Hoepli1
- House of Strozzi1
- Howard Lehman Goodhart4
- Hôtel Drouot1
- J. Meade Falkner1
- Jacob Henry Burn1
- Jacob Suter1
- James Lyell1
- Joachim Guerrinus de Montefegatesio1
- Johann Heinrich van Ess1
- John Dozier Gordan3
- John Frederick Lewis7
- Joseph Barrois9
- Lathrop Colgate Harper3
- Laurence William Hodson1
- Leo S. Olschki Editore1