Former Owner
- Henry Thomas Wake1
- Henry Yates Thompson3
- Herbert B. Nichols1
- Herbert Watney1
- Hermann Suchier1
- Herschel V. Jones3
- Hispanic Society of America1
- Hoepli8
- Homer Lewis Bartlett15
- House of Neville1
- Howard Lehman Goodhart3
- Hubert Palmer Greville1
- Hugo Philipp Waldbott-Bassenheim1
- Hugo von Walderdorff1
- Huysburg1
- Ibrāhīm al-Shakūrī1
- Imre De Vegh2
- Institut für Orientalistik (Universität Wien)1
- Isaac Foot2
- J. E. Schulte1