- Radio Free Europe/Radio Liberty, Inc - Research Institute12
- Samizdat Archives6
- Soviet Red Archives6
- Hanák, Péter3
- Nóvé, Béla2
- Open Media Research Institute2
- Samizdat Archives of Radio Free Europe2
- Alfred A. Reisch1
- Analytic Research Department1
- Bahr, Ernst1
- Balkan Section1
- Balogh, Eva S.1
- Barcata, Louis1
- Buber-Neumann, Margarete1
- Bukharin, Nikolai Ivanovich1
- Bulgarian Unit1
- Ciszek, Walter J.1
- Constitutional and Legal Policy Institute at OSI-Budapest1
- Csákó, Mihály1
- Czechoslovak Unit1