Chinese ,Shang Dynasty, the deep U-shaped body raised on three sharp blade-shaped legs, the deep U-shaped body rising from three tall blade legs to an open mouth set to one side with a pointed rim and to the other with a channeled spout flanked by a pair of tall posts with whorl finials, the metal patinated to an olive green tone with malachite and cuprite encrustation H: 8.3"(21cm) D: 6.5"(16.5cm) Provenance: Sold in Christie's New York Condition: surface wear due to expected age related wear