Lot 2133. A green-glazed pottery model of a well, Han dynasty (206 BC-AD 220). Estimate US$ 2,500 - 4,000 (€2,400 - 3,800). Photo: Bonhams.

Modeled in cylindrical form, the wide rim set with a water jar on one side adjacent to one end of the tall arch, surmounted by the roofed pulley housing, flanked by a pair of downward facing dragon heads, all beneath an iridescent green glaze, Japanese wood box. 15in (38cm) high

Provenance: Mayuyama & Co., Tokyo, prior to December 1950

Bonhams. CHINESE WORKS OF ART AND PAINTINGS, 13 Mar 2017, 12:00 EDT, NEW YORK