Inaugural issue of Cercle et Carré published March 15, 1930. Essays "Pour La Défense D'Une Architecture," by Michel Seuphor; "Vouloir Construire," by Juan Torrés-Garcia. Statements by Adya Van Rees, César Domela-Nieuwenhuis, L. Hoyack, Jan Brzekowski, Pierre Daura, Piet Mondrian, Friedrich Vordemberge-Gildewart, Fernand Léger, Véra Idelson, Wassily Kandinsky, M. Olombel, Ozenfant, Enrico Prampolini, Luigi Russolo, Alberto Sartoris, Kurt Schwitters, Henri Stazewski, Georges Vantongerloo, Fillia, Rattner, E. Jacques Dalcroze. Images by Piet Mondrian, Otto Van Rees, Alexandra Exter, H.N. Werkman, Antoine Pevsner, and Frères Luckhardt et Anker.