- Fauvet, Jacques1
- Feliciano, Hector1
- Gani, Léon1
- Goodwin, Albert1
- Halévy, Elie1
- Hampson, Norman1
- Holban, Boris1
- Horne, Alistair1
- International Workingmen's Association1
- Juquin, Pierre1
- Kautsky, Karl1
- Kingston, Paul J.1
- Konarski, Szymon1
- Kozierowska, Urszula1
- Krejcsi, Rezső,1
- La Gorce, Paul Marie de1
- Lichtheim, George1
- Nora, Pierre1
- Posen, Barry1
- Robrieux, Philippe1