Data contributor
- Cambridge University Library22,308
- American University of Beirut16,284
- Qatar National Library15,094
- Texas Tech University Libraries2,210
- Sakip Sabanci Museum2,048
- Princeton University Library1,768
- American University in Cairo1,404
- University of Michigan1,040
- Penn Museum534
- Shahre Farang414
- Consejo Superior de Investigaciones Científicas (CSIC)160
- Bibliothèque nationale de France111