Art in posters is the first volume of the catalog raisonné of Original posters of the Masters of the School of Paris printed by the Mourlot workshop; it includes seven major artists of the twentieth century like Braque, Chagall, Dufy, Léger, Matisse, Miro and Picasso. Mourlot Brothers (Fernand and Georges) printed over several decades original lithographs and posters for almost all the important artists of its time.