Holding Institutions
- United States Holocaust Memorial Museum144
- Rossiĭskiĭ gosudarstvennyĭ voennyĭ arkhiv22
- Bundesarchiv (Germany)6
- Arhivele Naţionale ale României5
- Archivio Apostolico Vaticano4
- National Archives (Great Britain)4
- United States. National Archives and Records Administration4
- Żydowski Instytut Historyczny im. Emanuela Ringelbluma4
- Instytut Polski i Muzeum im. Gen. Sikorskiego w Londynie3
- Mémorial de la Shoah, Centre de Documentation Juive Contemporaine3
- T︠S︡entralen dŭrzhaven arkhiv (Bulgaria)3
- World Zionist Organization. Central Zionist Archives3
- Yivo Institute for Jewish Research3
- Agentur Karl Hoeffkes2
- American Jewish Archives2
- Archives générales du Royaume (Belgium)2
- Archives nationales (France)2
- Archivio centrale dello Stato (Italy)2
- Archiwum Państwowe w Warszawie2
- Budapest Főváros Levéltára2