A finely potted 'Longquan' tea bowl, Song Dynasty, 12th century. Incised lotus design on the inside, carved vertical ribs on the outside, Fujian province, 'Tongan' kilns, together with a 'Yueyao' celadon 'ear cup', Zhijiang province, Three Kingdoms, 3rd-4th century, 16.1 cm diameter, 20.5 x 9.1 cm