A spinach-green jade screen, 20th century, the oval jade plaque carved on one side in relief with a triple arched bridge over a lake, a figure in a small boat close to the rocky shore with bamboo and other plants growing beside tall trees rising to either side, and a pair of ducks resting on a ledge, inset in a rectangular hardwood frame of openwork foliate scrolls, raised on a hardwood stand with further foliate scrolls and dragon flanges, the plaque 60 cm high, 99 cm high overall