A pair of carved spinach jade and ivory table screens

Each rectangular plaque carved to one side in high relief with a Mongol groom tending horses in a mountain-filled landscape under a full sun, the mottled dark leaf green matrix displaying some natural fissure lines and pin-point black inclusions; each pieced ivory stand elaborately reticulated with leaf patterns, scroll work and auspicious bats (minor chips). 14 1/4in (36cm) high overall - Sold for $22,500 plus Premium and tax 

Bonhams. Fine Asian Works of Art, 18 Dec 2007. 220 San Bruno Avenue, San Francisco, California