- Capra, Frank11
- Radio Free Europe/Radio Liberty, Inc - Research Institute8
- Ivens, Joris5
- Pallai, Péter5
- Bortstieber, Gertrud4
- Dallin, David J.4
- Berdiaev, Nikolai3
- Carr, Edward Hallett3
- Chamberlin, William Henry3
- Hanák, Péter3
- Hitler, Adolf3
- Samizdat Archives3
- Barnes, James Strachey2
- Beneš, Edvard2
- Communist International2
- Communist International. Congress2
- Duranty, Walter2
- Dutt, R. Palme2
- Eastman, Max2
- Freeman, Joseph2