- Nóvé, Béla2
- Open Society Archives at Central European University2
- Soros Foundation–Hungary2
- Agoston, Tom1
- Ajtony, Árpád1
- Alfred A. Reisch1
- American Refugee Committee1
- Analytic Research Department1
- Anne Frank Stichting1
- Balkan Section1
- Bar-Zohar, Michael1
- Baxter, Angus1
- Beloff, Nora1
- Binyon, Michael1
- Bourdeaux, Lorna1
- Boyer, Paul S.1
- British Broadcasting Corporation, Written Archive Centre1
- Bromke, Adam1
- Bulgarian Unit1
- Choldin, Marianna Tax1