Readymades of Marcel Duchamp to turn up any identical matches to photographs of the originals. However, there are accounts of Walter Arensberg and Joseph Stella being with Duchamp when he purchased the original "Fountain" at J. L. Mott Iron Works. Such investigations are hampered by the fact that few of the original "readymades" survive, having been lost or destroyed. Those that still exist are predominantly reproductions authorized or designed by Duchamp in the final two decades of his life. Shearer also asserts that the artwork "L.H.O.O.Q." which is recorded to be a poster-copy of the "Mona Lisa" with a moustache drawn on it, is
Marcel Duchamp royale de peinture et de sculpture Duchamp's work was exhibited in the 1908 Salon d'Automne, and the following year in the Salon des Indépendants. Fauves and Paul Cézanne's proto-Cubism influenced his paintings, although the critic Guillaume Apollinaire—who was eventually to become a friend—criticized what he called "Duchamp's very ugly nudes" ("les nus très vilains de Duchamp"). Duchamp also became lifelong friends with exuberant artist Francis Picabia after meeting him at the 1911 Salon d'Automne, and Picabia proceeded to introduce him to a lifestyle of fast cars and "high" living. In 1911, at Jacques' home in Puteaux, the brothers hosted a