Lot Essay
The smaller mirror with its very rare openwork knob is similar to one of smaller size (16.5 cm. diam.) excavated in Changsha, Hunan province, in 1953, and now in the Hunan Provincial Museum, illustrated in Zhongguo Qingtongqi Quanji - 16 - Mirrors, Beijing, 1998, p. 9, no. 9.
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