3587436 Longquan Celadon Ribbed Jar & Cover (ceramic) by Chinese School, Yuan Dynasty (1279-1368); diameter: 13.8 cm; Private Collection; (add.info.: The exterior is carved with numerous vertical ribs below a plain neck, and the similarly-ribbed cover surmounted by an applied lotus-stem finial resembles a leaf with a partially-upturned rim. The jar and cover are covered with a glaze of sea-green tone and there is a celadon-glazed dish with a circular hole in the center inserted into the base of the jar.); Photo 穢 Christie\'s Images.