- Radio Free Europe/Radio Liberty, Inc - Research Institute11
- Soviet Red Archives6
- Samizdat Archives5
- Hanák, Péter3
- Bortstieber, Gertrud2
- Nóvé, Béla2
- Open Media Research Institute2
- Specovius, Günther2
- Alfred A. Reisch1
- Analytic Research Department1
- Anders, Karl1
- Balkan Section1
- Balogh, Eva S.1
- Bulgarian Unit1
- 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
- Free Europe Committee, Inc1