Porcelain joined boxes with mandarin ducks on the cover, Jingdezhen, Jiangxi province, China, Southern Song Dynasy (1127-1279).  On display at the Asian Art Musem of San Francisco.  B60P1767
<a href="//commons.wikimedia.org/wiki/User:BrokenSphere" title="User:BrokenSphere">BrokenSphere</a>
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>