Lagerlof, Selma (Sweden).
Laisant, C. A. (France).
Latzko, Andreas (Hungary).
Lefebvre, Raymond (France).
Lehmann, Max (Germany).
Lindhagen, Carl (Sweden).
Liveright, Horace B. (U.S.A.).
Lopez-Pico, M. (Spain).
Lucci, Arnaldo (Italy).
Mann, Heinrich (Germany).
Martinet, Marcel (France).
Maseras, Alfons (Spain).
Masereel, Frans (Belgium).
Masson, Émile (France).
Masters, Edgar Lee (U.S.A.).
Matisse, Georges (France).
Matisse, Madeline (France).
Mercereau, Alexandre (France).
Mériga, Lue (editor of "La Forge," France).
Mesnil, Jacques (Belgium).
Michaelis, Sophus (Denmark).
Moissi, A. (Germany).
Morhardt, Mathias (France).
Natorp, Paul (Germany).
Nearing, Scott (U.S.A.).
Nicolai, Georg Friedrich (Germany).
Nithack-Stahn (Germany).
Ors, Eugenio d' (Spain).
Paasche, H. (Germany).
Picard, Edmond (Belgium).
Pierre, A. (on the staff of "L'Humanité," France).
Prenant, A. (France).
Ragaz (Switzerland).
Reuillard, Gabriel (France).
Rolland, Remain (France).
Romains, Jules (France).
Roorda van Eysinga, H. (Switzerland).
Roussel, Nelly (France).
Rubakin, Nicholas (Russia).