- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)819
- Samizdat Archives18
- Radio Free Europe/Radio Liberty, Inc - Research Institute10
- Soviet Red Archives8
- Samizdat Archives of Radio Free Europe5
- Radio Free Europe and Radio Liberty, Inc.3
- Geréb, Anna2
- Hanák, Péter2
- Open Society Archives at Central European University2
- Alfred A. Reisch1
- Amal'rik, Andrei1
- Analytic Research Department1
- Anin, David S.1
- Bek, Aleksandr1
- Burdzhalov, E. N.1
- Constitutional and Legal Policy Institute at OSI-Budapest1
- Csákó, Mihály1
- Film Studio of the Hungarian Workers Militia1
- Galanskov, Yuri1
- Gerstein, Juri1