A Ruby-Ground Famille Rose Sgraffiato Porcelain BowlDAOGUANG PERIOD (1821-1850)with deep rounded sides rising from a short foot to a slightly flaring rim, the exterior painted with four roundels of various immortals, all surrounded by clusters of clouds reserved against a ruby-red sgraffiato incised ground, the interior painted in underglaze blue with a central medallion enclosing immortals Niu Lang and Zhi Nv enclosed by auspicious clouds and magpies, the recessed base bearing a Daoguang six-character underglaze blue mark and of the period.Diam 6 in., 15 cm. Provenance: Property from a Private American Collection