- Bortstieber, Gertrud8
- Nóvé, Béla7
- Pallai, Péter4
- Radio Free Europe/Radio Liberty, Inc - Research Institute3
- Samizdat Archives3
- Geréb, Anna2
- Hanák, Péter2
- Privát Fotó és Film Alapítvány2
- Péter Forgács2
- Arnshtam, Leo1
- Balkan Section1
- Balogh, Eva S.1
- British Broadcasting Corporation, Written Archive Centre1
- Capra, Frank1
- Chiaureli, Mikhail1
- Communist International (Comintern)1
- Great Britain, Foreign and Commonwealth Office1
- Hegedüs, András1
- Ivens, Joris1
- Karmen, Roman1