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A class at the Lyce PierreCorneille Rouen Robert Antoine Pinchon and Marcel Duchamp. class at the Lyce PierreCorneille Rouen Robert Antoine Pinchon second row right and Marcel Duchamp third row left out of focus On Pinchon's right is very likely Pierre Dumont google es id uvxkPekEC pg PA lpg PA dq marcelduchamp robertpinchon