B4 Large-Format Picture, Folded for Shipping In 1897, Alphonse Mucha was active in Paris. After his breakthrough with the poster for actress Sarah Bernhardt at the end of 1894, he was based in Paris in the late 1890s, exhibiting at the Salon des Cent (1897) and creating masterpieces such as the decorative panel "The Seasons" (1897), marking the peak of Art Nouveau. B0318