This item is a rare Art Nouveau enameled advertising sign for the Wiener Werkstätte, a famous Viennese production community of artists and designers. Design: The sign features a distinct black-and-white geometric design, often referred to as the "square style," characteristic of the Secession movement. Purpose: It served as an advertising plate for the organization founded by Josef Hoffmann, Koloman Moser, and Fritz Waerndorfer in 1903. Details: The text on the sign indicates a "Standing Exhibition" (Ständige Ausstellung) located at Neustiftgasse 32 in Vienna. Authenticity: Authentic pieces are highly sought after by collectors, with some versions dating to around 1905, while others were produced later in the 1960s. - good overall condition as per images - nice bright colours and perfect gloss - beautiful graphics and an excellent detailing - some small enamel damages around the edges and fitting holes as pictured - wonderful and highly sought after piece - circa 1960s version - 50x34cm