Two Chinese armorial dishes

Two Chinese armorial dishes, one a soup plate, decorated with a central crest and a motto Nil Admirari, probably for a Captain Rock, c.1780, the other with a central crest of MacDonald, Qianlong, c.1780, the former with a small rim chip, 24cm. (2) Cf. D S Howard, Chinese Armorial Porcelain, p. 856 and p.670 U1.