A Pair of Blue Glazed Porcelain Bowls daoguang period (1820-1850) the steep rounded sides rising from a slightly tapered foot, ovrall applied with a lustrous blue glaze thinning to white at the rim, the interior and base glazed in white, underside bearing a Daoguang six-character mark in underglaze blue and of the period. Diameter 5 7/8 inches. Estimate $6,000-8,000 Property from a Prominent Chicago Collection Diameter 14.9cm chip to one bowl