- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)3,982
- Héderváry, Claire de114
- Radio Free Europe/Radio Liberty, Inc - Research Institute19
- Soviet Red Archives8
- Samizdat Archives7
- Csákó, Mihály5
- Pallai, Péter4
- Brzezinski, Zbigniew3
- Hanák, Péter3
- Balogh, Eva S.2
- Bortstieber, Gertrud2
- Bíró, András2
- Caute, David2
- Chabod, Federic2
- Dallin, Alexander2
- Griffith, William E.2
- Hazard, John N.2
- Hutton, Joseph Bernard2
- International Commission of Jurists (1952- )2
- Johnson, Chalmers2