If the happy finds of Sidney Janis’ at a flea market and Ulf Linde’s at a restaurant is in accordance with the idea of the readymade, Arturo Schwarz’ and Duchamp’s edition is from the be­ginn­ing to the end a product of perfect traditional handicraft, and not even a replica, as the product differ considerably from the ‘original’ urinoir photographed by Stieglitz.