Marcel Duchamp the Broken Arm", followed soon after. His "Fountain", a urinal signed with the pseudonym "R. Mutt", shocked the art world in 1917. "Fountain" was selected in 2004 as "the most influential artwork of the 20th century" by 500 renowned artists and historians. In 1919, Duchamp made a parody of the "Mona Lisa" by adorning a cheap reproduction of the painting with a mustache and goatee. To this he added the inscription "L.H.O.O.Q.", a phonetic game which, when read out loud in French quickly sounds like ""Elle a chaud au cul"". This can be translated as "She has a hot ass,"
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