- Bortstieber, Gertrud4
- Ivens, Joris3
- Carr, Edward Hallett2
- Dutt, R. Palme2
- Hitler, Adolf2
- Hubbard, Leonard E.2
- Nóvé, Béla2
- Pallai, Péter2
- Samizdat Archives2
- Anstey, Edgar1
- Balogh, Eva S.1
- Berdiaev, Nikolai1
- Brady, Robert A.1
- Bukharin, Nikolaĭ1
- Capa, Robert1
- Caulaincourt, Armand-Augustin-Louis de1
- Chamberlin, William Henry1
- Communist International (Comintern)1
- Communist International. Congress1
- Eastman, Max1