the body decorated with a stylized band of waves and Greek-key border, underglaze-blue six-character mark, Christie's Hatcher Collection paper label, 7,4cm wide; and a Chinese blue and white tea bowl, Qing Dynasty, 19th century, circular, the body decorated to the centre with a scaly dragon chasing a flaming pearl enclosed by a double blue-line, the rim with a diaper border, the reverse decorated with five scaly dragons chasing flaming pearls, underglaze-blue four-character mark, fritting chips, 9cm diameter