1. Modern Belgium Contributors: Jean Stengers, Robert André, Jacques Groothaert, Rudolf Reszohazy, Jacques de Groote, Daniel Pyle, Reginald De Schrijver, Herman Balthazar, André de Staercke, Hendrik Fayat, Alfred Cahen, Pierre Cremer, Etienne Davignon, Hugo Paemen, Paul Noterdaeme, Edmonde Dever, Pierre Harmel, Jean Godeaux, Jean-Paul van Bellinghen, Robert Senelle, Xavier Mabille, Luc Wauters, Jan Huyghebaert, Paul Kestens, Jan Hinnekens, Raymond Pulinckx, Rik Donckels, Alain Siaens, Herman Daems, Theo Peeters.