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
De ou par Marcel Duchamp ou Rrose Sélavy (La Boîte-en-valise) carrying case (the prospectus describes it as a "leather pull-out box"), 40 x 37.5 x 8.2 cm, containing 69 reproductions of the major works by Duchamp, including many photographs, lithographs and miniature replicas of ready-mades like "Fountain", and reduced-sizes models on (cellulose acetate) such as "The Bride Stripped Bare by Her Bachelors, Even." From 1941 to 1966, 312 boxes were produced for subscribers. The first 22, titled "La boîte-en-valise" or "Valise", were made by the artist himself (as luxury editions) and contain an original work. All are signed "De ou par Marcel Duchamp ou Rrose Sélavy" ("From or by Marcel