20th-century French art of day-to-day life: newspapers, musical instruments, cigarettes, wine. Picasso and Braque exhibited their analytical Cubism under an exclusivity contract at the gallery of Daniel-Henry Kahnweiler, located on a quiet street behind La Madeleine in the 8th arrondissement of Paris. At the same time, Jean Metzinger, Albert Gleizes, Henri Le Fauconnier, Robert Delaunay and Fernand Léger exhibited alternate forms of Cubism at the Salon des Indépendants and the Salon d'Automne; massive exhibitions that brought Cubism to the attention of the general public. These artists had no intention of analyzing and describing mundane objects from daily life—a bowl of fruit, a pipe,
Czech Cubism secessionist designers such as Otto Wagner and Jan Kotěra. Architects such as Josef Chochol and Pavel Janák devised spiritualist philosophies of design and a dynamic ideal of planar form derived from cubist art. As Cubism spread across the European continent in the early 20th century, its greatest impact can be seen today in the Czech Republic. Pyramid and crystal forms were one of the signature principles seen in Czech Cubism which was incorporated in architecture, furniture, and applied arts. The Museum of Decorative Arts in Prague (UPM) uses the House of the Black Madonna as a permanent exhibition space for