- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)2,542
- Héderváry, Claire de43
- Radio Free Europe/Radio Liberty, Inc - Research Institute20
- Csákó, Mihály9
- Nóvé, Béla9
- Soviet Red Archives9
- Samizdat Archives7
- Gábor Magos5
- Judith Gimes4
- Pallai, Péter4
- Brzezinski, Zbigniew3
- Hanák, Péter3
- Hegedüs, András3
- Mosnauchfilm3
- Terts, Abram3
- Varga, László3
- Balogh, Eva S.2
- Bortstieber, Gertrud2
- Bíró, András2
- Caute, David2