A pewter Art Nouveau vide poche with a nymph standing beside a harp, WMF, Germany, ca. 1900

Ca. 23 x 22,3 cm

The item marked 'WMF' (the ostrich mark of the Württembergische Metallwarenfabrik), 'B' (Britannia metal, a tin/antimony/copper alloy, also called britannium or Britannia ware) and 'OX' (oxidized). Britannia ware is a specific type of pewter alloy, favoured for its silvery appearance and smooth surface.

The reverse with the number '252A'. 

Reference:

- 'Art Nouveau Domestic Metalwork from Württembergische Metallwarenfabrik', Woodbridge, 1995, p. 168, no. 252A.