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 and the movement and dynamism of the Futurists. He first submitted the piece to appear at the Cubist Salon des Indépendants, but Albert Gleizes (according to Duchamp in an interview with Pierre Cabanne, p. 31) asked Duchamp's brothers to have him voluntarily withdraw the painting, or to paint over the title that he had painted on the work and rename it something else. Duchamp's brothers did approach him with Gleizes' request, but Duchamp quietly refused. However, there was no jury at the Salon des Indépendants and Gleizes was in no position to reject the painting. The controversy, according to art