Georges Braque village scenes, for example, Braque frequently reduced an architectural structure to a geometric form approximating a cube, yet rendered its shading so that it looked both flat and three-dimensional by fragmenting the image. He showed this in the painting "Houses at l'Estaque". Beginning in 1909, Braque began to work closely with Pablo Picasso who had been developing a similar proto-Cubist style of painting. At the time, Pablo Picasso was influenced by Gauguin, Cézanne, African masks and Iberian sculpture while Braque was interested mainly in developing Cézanne's ideas of multiple perspectives. “A comparison of the works of Picasso and Braque during
Cubism Villon exhibited seven important and large drypoints, while his brother Marcel Duchamp shocked the American public with his painting "Nude Descending a Staircase, No. 2" (1912). Francis Picabia exhibited his abstractions "La Danse à la source" and "La Procession, Seville" (both of 1912). Albert Gleizes exhibited "La Femme aux phlox" (1910) and "L'Homme au balcon" (1912), two highly stylized and faceted cubist works. Georges Braque, Fernand Léger, Raymond Duchamp-Villon, Roger de La Fresnaye and Alexander Archipenko also contributed examples of their cubist works. During the late 19th and early 20th centuries, Europeans were discovering African, Polynesian, Micronesian and Native American