Duchamp was basically the first great surrealist comedian. Totally deadpan and off the wall, he predated Dali, Peter Sellers, the Beatles, and Andy Warhol by about fifty years.
__________________ "If there is anything beautiful besides the Beautiful itself, it is beautiful for no other reason than that it shares in the Beautiful, and I say so with everything." Plato's Phaedrus
The Chess Game by Duchamp. The second one is a cover by André Breton, obviously not Duchamp, but a good example of the "Dada" approach to the covers and journals that they put out.artstor