Readymades of Marcel Duchamp not the true "Mona Lisa", but Duchamp's own slightly-different version that he modelled partly after himself. The inference of Shearer's viewpoint is that Duchamp was creating an even larger joke than he admitted. Readymades of Marcel Duchamp The readymades of Marcel Duchamp are ordinary manufactured objects that the artist selected and modified, as an antidote to what he called "retinal art". By simply choosing the object (or objects) and repositioning or joining, titling and signing it, the Found object became art. Duchamp was not interested in what he called "retinal art" — art that was only visual — and sought
Marcel Duchamp a Valise" (1935–41), "Self Portrait in Profile" (1958) and the larger work "Étant Donnés" (1946–66). In 1943, he participated with Maya Deren in her unfinished film "The Witch's Cradle", filmed in Peggy Guggenheim's Art of This Century gallery. From the mid-1930s onward, he collaborated with the Surrealists; however, he did not join the movement, despite the coaxing of André Breton. From then until 1944, together with Max Ernst, Eugenio Granell, and Breton, Duchamp edited the Surrealist periodical "VVV", and served as an advisory editor for the magazine "View", which featured him in its March 1945 edition, thus introducing him to