WMF / Geislingen - Carafe - Tin

Exceptional trumpet-shaped liqueur carafe, in clear engraved glass, Art Nouveau era - circa 1900s.
Four-foot mount, openwork relief decoration of ribbons and flowers with, at the center of the two faces, fluid lines with arabesques inspired by nature and a profile of a nymph by Alphonse Mucha adorned with flowing hair and a poppy flower.
Mouthpiece mount with a broad elevated spout shaped like a tongue, decorated with floral motifs and ribbon-shaped ornaments, domed stopper with an ovate knop, pressed on both sides with floral motifs. Long curved openwork handle.
Manufactured by WMF AG Württembergische Metallwarenfabrik Geislingen Germany for large restaurants, cruise ships, etc.
Hallmark: B, WMF ostrich mark, I/O
"B": an alloy containing tin, called Britannia metal.
"I/O" indicates a normal thickness of silver deposited on the surface of the metal, about 1 gram of silver per 1 dm² of surface.
The two-letter inscription "a/s" indicates artificial darkening of the surface to an almost black color, called "antique silver".