- Radio Free Europe/Radio Liberty, Inc - Research Institute11
- Bortstieber, Gertrud6
- Soviet Red Archives6
- Samizdat Archives4
- Hanák, Péter3
- Héderváry, Claire de2
- Nóvé, Béla2
- Open Media Research Institute2
- Alfred A. Reisch1
- Analytic Research Department1
- Arendt, Hannah1
- Balkan Section1
- Balogh, Eva S.1
- Bulgarian Unit1
- Burckhardt, Carl Jacob1
- Constitutional and Legal Policy Institute at OSI-Budapest1
- Csákó, Mihály1
- Czechoslovak Unit1
- Film Studio of the Hungarian Workers Militia1
- Fondation pour une entraide intellectuelle européenne, FEIE1