SEVEN VARIOUS BLUE AND WHITE 'DRAGON' SAUCER-DISHES, each with shallow rounded sides and slightly flaring rim, the centre painted with a five-clawed dragon chasing a flaming pearl amidst fire-scrolls, the reverse with two similar striding dragons, including a pair with Qianlong seal marks, three with Daoguang seal marks and a pair with Guangxu six-character marks and of the period