- Aleksinskii, Grigorii Ivanovich1
- Chamberlin, William Henry1
- Communist International1
- Communist International. Congress1
- Douillet, Joseph1
- Dutt, R. Palme1
- Eastman, Max1
- Herriot, Édouard1
- Ibárruri, Dolores1
- International Conference of the Executive Committees of Three International Organizations1
- James, C. L. R.1
- Kommunisticheskaia partiia Sovetskogo Soiuza1
- Kropotkin, Petr Alekseevich1
- Malakhov, Anatolii Alekseevich1
- Rosenberg, Artur1
- Shaplen, Joseph1
- Smith, Andrew1
- Snow, Edgar1
- Varga, Eugen1