Former Owner
- Elwood, George1
- Fakhr-al-Din II1
- Friedrich Wilhelm Roloff1
- Giovanni Angelo Altemps1
- Grenville Kane1
- Hadi Kashif al-Ghita1
- Hans Lill1
- Harry Glemby1
- Henry Huth1
- Herschel V. Jones1
- J. A. Dortmond1
- John Henry Ellis1
- Marienstiftsgymnasium1
- Mark Sittich von Hohenems Altemps1
- Maḥmūd al-Ustādār, d. 1396 or 71
- Muḥammad Mahdī ibn Murtaḍá ibn Muḥammad Baḥr al-ʻUlūm1
- Nicholas N. Martinovitch1
- Robert Garrett1
- Robert Mignan1
- Samuel Addington1