Brass, silver-plated. Square shape with beveled corners. Conically expanding, smooth body with eight small ball feet. Ascending, faceted lid with a distinctive, elongated droplet-shaped knob made of salmon-colored coral. Likely designed by Josef Hoffmann (1870-1956) or Eduard Josef Wimmer-Wisgrill (1882-1961). H. 11 cm. 11.5 cm x 11.5 cm. See Krekel-Aalberse, Jugendstil und Art Déco Silber, p. 268; in addition, Museum für Angewandte Kunst, Wien, Inv. No. WWF 93-10-7 (knob form) and WWF 95-142-6 (base form). An extraordinary Art Deco brass silver-plated lidded bonbonniere with coral knob, probably designed by Josef Hoffmann (1870-1956) or Eduard Josef Wimmer-Wisgrill (1882-1961) for the Wiener Werkstätte. Maker's mark. Austria. Wien. Wiener Werkstätte. Circa 1910.