A scalloped plateChinese export porcelainBlue underglaze decoration depicting coat-of-arms of D. Luis de Castelo Branco Correia e Cunha, 4th Conde de PombeiroQianlong Period, ca. 1740(small chips)Literature:Nuno de Castro, \A Porcelana Chinesa ao Tempo do Império\, p. 132.A. Varela Santos, \Portug