Holding Institutions
- United States Holocaust Memorial Museum334
- World Zionist Organization. Central Zionist Archives12
- American Jewish Archives6
- American Jewish Joint Distribution Committee3
- Arkhiyon ha-merkazi le-toldot ha-ʻam ha-Yehudi3
- Eidgenössische Technische Hochschule Zürich. Archiv für Zeitgeschichte - Archivleitung2
- Magyar Országos Levéltár2
- Schweizerisches Bundesarchiv2
- Shomer ha-tsaʻir (Organization : Israel). Merkaz tiʻud ṿa-ḥeḳer2
- Yivo Institute for Jewish Research2
- Yiṿo in Argenṭine2
- Aleksandar Mosci1
- Anna Gustavsson1
- Archives nationales (France)1
- Archiwum Państwowe w Siedlcach1
- Archiwum Państwowe w Warszawie Oddział w Łowiczu1
- Avram Lazar1
- Bundesarchiv (Germany)1
- Center for the Studies of History and Culture of East European Jewry (Judaica Center) of the National University of Kyiv-Mohyla Academy in Kyiv, Ukraine1
- Circulo Israelita de Bolivia1