Holding Institutions
- Gedenkstatte Bergen-Belsen11
- Mr. Stefan Roloff10
- Państwowe Muzeum na Majdanku10
- Archiwum Państwowe w Poznaniu9
- Thomas P. Headen8
- Yiṿo in Argenṭine8
- Bibliothek duer Zeitgeschichte, Stuttgart7
- David Haspel & Associates7
- Derz︠h︡avnyĭ arkhiv Ivano-Frankivsʹkoï oblasti7
- Ulrich Meyer7
- Central State Film and Photo Archive of Ukraine6
- Mémorial de la Shoah, Centre de Documentation Juive Contemporaine6
- Oberösterreichisches Landesarchiv6
- Oberösterreichisches Landesarchiv6
- Sigmund Freud Museum (Vienna, Austria)6
- World Zionist Organization. Central Zionist Archives6
- American Jewish Joint Distribution Committee5
- Archives nationales (France)5
- Archivio Apostolico Vaticano5
- Archiwum Państwowe w Lublinie5