Experimental artists entering the Cobra exhibition in the Stedelijk Museum Amsterdam, November 1949

Cobra exhibition in Stedelijk Museum Amsterdam, November 1949. Experimental artists entering the museum with their work, November 3, 1949.
F.l.t..r: Constant with his son Victor (carrying Constant's painting Masque/Masker, 1949), Eugène Brands, Tonie Sluyter (Appel's girlfriend), Anton Rooskens, Karel Appel, Jacques Doucet, Gerrit Kouwenaar, Theo Wolvecamp, Lucebert and Jan Elburg.